33 results about "Distribution system" patented technology

A large convoluted space, such as a multi-story concourse of an airport is isolated and a chemical or biological agent in the concourse is deactivated. A plurality of deactivation gas sources (100) introduce a deactivation gas at multiple points along the concourse. Fans (66, 106) circulate the deactivation gas, sensors (110) sense concentrations of the deactivation gas at numerous points around the concourse and exhaust fans (66) exhaust air, spent deactivation gas, and some deactivation gas. A control processor (84) controls the generators, the circulation fans, and the exhaust fans in accordance with the gas concentrations sensed by the sensors to increase and decrease deactivation gas concentration in selected subregions of the concourse by increasing or decreasing generation, increasing or decreasing exhausting, or altering flow patterns among subregions.

A modular electrical distribution system includes a number of linked segments. A first electrical component is mounted in one of the segments and a second electrical component is mounted in another one of the segments. The first and second electrical components are made by different manufacturers. The linked segments are configured to be transported as a single unit without an additional external framework.

The invention provides a novel air distribution system with variable lift, which is applied to the field of the internal-combustion engine of the motor vehicle. The novel air distribution system with variable lift comprises a hydraulic tappet (1), an air valve (2) and a rocking arm (3), and further comprises a transmission gear (7), an adjusting rod (9) and a stepping motor (10), wherein, a cam shaft (6) is arranged between the rocking arm (3) and the adjusting rod (9), the cam of the cam shaft is in contact with the adjusting rod (9), the adjusting rod (9) is connected with the transmission gear (7), and the transmission gear (7) is meshed with the stepping motor (10). By adopting the technical scheme, the invention has the advantages that the purpose that the air valve is changed along with the demands of the operating conditions is achieved, and the performance of the engine is optimized to the utmost extent; the structure is simple and compact, and the design is reasonable; and the modification of the engine applying the mechanism is small. Furthermore, the invention is suitable for upgrading for the production products.

A data distribution system includes a server apparatus and a decoding terminal. In the server apparatus, the access unit information of data to be transmitted is read from a data storage unit in accordance with a trick play request. The access unit information is converted for a trick play in a data conversion unit. The data to be transmitted is converted in a multiplexing unit into trick play data in accordance with the access unit information having been converted. Then, the trick play data is transmitted from the server apparatus to the decoding terminal.

The invention discloses an automatic carbon dioxide fire extinguishing system and relates to a fire extinguishing system. The system comprises a plurality of independent unit systems, wherein each unit takes charge of a corresponding protective zone; carbon dioxide storage bottles are suspended on a fire extinguishing agent bottle group bracket; each carbon dioxide storage bottle is connected with a collecting pipe through a high-pressure hose; selector valves for combining distribution systems are arranged between the collecting pipe and a master pipeline; each selector valve corresponds to one protective zone; a fire extinguishing agent delivery pipe extends into a fire protection zone; a nozzle is arranged at the tail end; a fire detector is arranged inside each protective zone; a start steel cylinder is connected with each carbon dioxide storage bottle through a start pipeline. The system is efficient and reliable automatic fire extinguishing equipment, can automatically detect a fire, automatically alarm and automatically put out a fire, comprises three operation modes (full-automatic start, manual start and mechanical emergency start), adopts the carbon dioxide as the fire extinguishing agent, does not contaminate articles, is simple to clean after a fire disaster, good in insulativity, low in cost, convenient to install, reliable in performance, efficient and timely.

The invention discloses a sub-frame distribution system and a method. The sub-frame distribution system comprises: a parameter acquisition unit used for acquiring the system parameter of a communication system; a sub-frame dividing unit used for dividing each data frame of the communication system into a plurality of sub-frames according to the system parameter; and a sub-frame distributing unit used for respectively distributing sub-frames dedicated to down business to the down business and sub-frames dedicated to up business to the up business according to the requirements of the down and the up businesses of the communication system. Through the invention, the feedback time delay of the system can be decreased, thus meeting the business requirements of high-speed mobile users.

The invention discloses an auto-cascade heat pump with a middle throttling element and an adjusting method thereof. The heat pump comprises a single compressor, a condenser, an air-liquid separator, a condensing evaporator, an evaporator and a throttling valve, wherein non-azeotropic refrigerants containing two or more components are adopted as refrigerants. On the circulation basis of an original auto-cascade heat pump, the middle throttling element is added, the refrigerants at a condenser outlet, which are in a less dryness and undercooling state, can be used for eliminating the negative influence of condenser outlet state change caused by working condition changes on the system performance and taking the effect of obviously optimizing the performance by adjusting the mass flow ratio of the high-boiling point refrigerant and the low-boiling point refrigerant enriched in a middle throttling degree reasonable distribution system. The invention has the advantages of good suitability, simple structure, energy-saving operation and great working temperature difference.

The invention discloses a structural material ultra-high temperature corrosion experiment system and method under a serious accident of a nuclear reactor. The system comprises a gas supply system, a vacuum system, an experiment section, a cooling system and a tail gas analysis system; the gas supply system can be used for preparing corrosive gases with different water vapor contents; the experiment section is composed of a high-temperature radiation furnace, a low-temperature radiation furnace, a ceramic reaction tube, a heating wire, an air-cooled copper tube and heat preservation cotton, andtwo quartz glass windows are formed in the side wall of the high-temperature radiation furnace and used for containing a high-speed camera and an infrared temperature measurement probe respectively;the cooling system can provide necessary cooling for key equipment; the tail gas analysis system can measure the concentration of each component of the corrosion reaction tail gas on line, so that high-precision continuous measurement of reaction kinetics is realized; the experiment system further comprises a power distribution system, a numerical control system and a data measurement and acquisition system. The invention further provides an experimental method. By using the method and system, key data are provided for nuclear reactor safety design by carrying out a structural material ultra-high temperature corrosion experiment in a severe accident environment of the nuclear reactor.

The invention relates to a container type data center. The container type data center comprises a main equipment compartment, an auxiliary equipment compartment and a power generating compartment which are divided by two partition walls. The main equipment compartment, the auxiliary equipment compartment and the power generating compartment are divided by the two partition walls, the main equipment compartment is in the middle of the data center, and the power generating compartment and the auxiliary equipment compartment are positioned on two sides of the main equipment compartment. A power generating system, a power distribution system, an air conditioner system, an information technology (IT) equipment cabinet, a monitoring management system, a mains supply access device and a communication access device are configurated in the data center. The container type data center in the technical scheme effectively avoids problems of low integration level, limited service range, substandard external dimensions in the prior art, and is integral, full-integration, movable and standard and has a real-time monitoring function.

A data distribution system includes a plurality of data sources each capable of transmitting a data item, and a data vending machine capable of receiving the data item from the plurality of data sources and selling the received data item to a user. The data vending machine includes a data selecting apparatus operated by a user to select a desired data item, a data source selecting apparatus connected to the data selecting apparatus for selecting, among the plurality of data sources, one that holds the data item selected by the data selecting apparatus, in accordance with a specific standard, a data receiving apparatus connected to the data source selecting apparatus for receiving selected data item from the data source selected by the data source selecting apparatus, and a data updating apparatus to which an external storage device is detachably mounted, for writing the data item received by the data receiving apparatus to the external storage device.

A water flushing system for a pressurized subterranean water distribution system includes an inlet conduit for receiving pressurized water from the subterranean water distribution system; an outlet fluidly connected to the inlet conduit for discharging pressurized water in the inlet conduit downwardly towards a drain; and a control valve for controlling the flow of pressurized water in the inlet conduit. The water flushing system further includes one or more of the following features: a freeze protection assembly, a detachable coupling system, a dechlorination system, and a backflow prevention system.

The invention relates to deep layer seawater cooling sea breeze air-conditioning pipeline system. It belongs to refrigerating engineering field. It includes sea surface working platform, air sterilization, clearing machine unit, compressor unit, master valve, input pipeline, sector valve, heat exchanger sector valve, output pipeline, exit master valve, secondary booster pump system, city transforming pipeline air treatment device, air compressor, city pipeline distribution system, allocate node device, and user using unit. Its principle are cleaning air at sea surface; is pressurizing the sterilized air by air compressor; entering underwater heat exchanger to exchange heat; outputting; the output temperature is 10 centigrade degree; entering city pipeline distribution system; entering user using unit by allocate node device. The invention can fully utilize sea water and cleaning sea wind to realize no pollution and save resources, offer cleaning low temperature sea wind for land mass, and improve working and living environment. Thus it has obvious social and economic benefit.

The present invention provides improved gas service riser assemblies. The improved gas service riser assemblies utilize an adapter to provide the transition from the plastic pipe used for underground distribution of natural gas to the metal pipe used in above ground natural gas distribution systems. Further, the improved gas service riser assemblies do not utilize the protective metal casing as a conduit for the natural gas thereby reducing the hazards associated with corrosion of the protective metal casing.

The invention relates to a large vehicle for an automatic internet-of-thing pipe distribution system. The large vehicle comprises a head cabin, a tail cabin and more than one connecting cabin, wherein the head cabin is connected with the tail cabin by the connecting cabins; inserting keys are arranged on the periphery of the front end of each connecting cabin; the periphery of the rear end of the head cabin is provided with inserting holes which are matched with the inserting keys and lock catches which are matched with the inserting keys and the inserting holes; and the periphery of the rear end of each connecting cabin is provided with inserting holes and lock catches, the structures of the inserting holes are the same with those of the inserting holes of the head cabin, and the structures of the lock catches are the same with those of the lock catches of the head cabin. The large vehicle has a separate structure, and can be used for conveying goods in different orders under the condition that the goods can be loaded by pipes; the goods are loaded in the inclined pipes by using gravity; and the vehicle can be accelerated when powered by a small amount of energy.

A method and apparatus for providing access protection in a digital television distribution system having a master headend and at least one local headend is described. In one example, first authorization data associated with content services for distribution is defined. The content services are protected at the master headend. The first authorization data is protected at the master headend. Digital transport stream data is then generated from the protected content services and the protected authorization data for transmission to each of the local headends.

The present invention promotes the use of contents distribution by multicast, and enables users to stop viewing without needing special processing in a terminal, and to restart viewing in the same terminal as that at stop time or a different terminal, thus increasing users' usability and use opportunities. In a distribution system including a service server, a multicast distribution server, and a unicast distribution server, the service server, in a first access from a PC, selects the multicast distribution server as a distribution server, and selects the unicast distribution server as a distribution server after stopping.

The invention relates to a rapid reactive compensation method for a low-voltage distribution system. The rapid reactive compensation method for the low-voltage distribution system is applicable to reactive compensation for a low-voltage alternate current (AC) network and comprises that first, a current acquisition module acquires voltage and current signals in the electric network and a reactive compensation current output to the electric network by an inverter module and the voltage and current signals and the reactive compensation current are transmitted into a control module, second, the control module executes calculation with a real domain digital phase shifting method and extracts a reactive power part of the voltage and current and signals and the reactive compensation current, third, comparison between the extracted reactive power part and a reactive compensation signal output to the electric network is carried out to obtain the difference, and fourth, the control module works according to the difference, the difference is transmitted to the inverter module after processed by a hysteresis comparator, and the reactive compensation for the network is achieved through a hysteresis tracking compensation var generator. Compared with the prior art, the rapid reactive compensation method for the low-voltage distribution system can automatically compensate the reactive current of the low-voltage AC network, restrain voltage fluctuation and flickering and thus promote the operating efficiency of the electric network.

A computer system and associated method to distribute an electronic communication object. The electronic communication object comprises a main communication and a first sub-communication object. The first sub-communication object is embedded within a main communication object. The main communication object comprises a first set of attributes and a first addressee. The first sub-communication object comprises a second set of attributes and a second addressee. A hierarchal relationship exists between the main communication object and the first sub-communication object such that the first sub-communication object inherits one or more of the first set of attributes from the main communication object if said one or more of the second set of attributes is not specified in the first sub-communication object. The main communication object and a first outline of the first sub-communication object is sent to the first addressee. The first sub-communication object is sent to the second addressee.

A system and method is provided for non-repudiated evidence that a copied digital item received by a buyer is sent by a specific and authorized distributor, and the copy is uncorrupted and legitimate for sale by the distributor. Non-repudiated evidence is generated based on unique encryption keys and hash codes identifying a specific distributor and a specific digital item. Credential checking is performed by a distribution system operator which is also responsible for collecting funds directly or indirectly. A potential buyer of a digital item is enabled to produce a digital object to send to the system operator to authenticate a received digital item. By checking the distributor's credential, the system operator authenticates the distributor and sends back a transaction ID and an encryption key. Once the buyer has purchased the digital item, the buyer can then be authorized to be a distributor of the digital item.

The invention discloses an intelligent toy delivery distribution system, which comprises a workbench and a conveying trolley. A trolley base is arranged at the bottom end of the conveying trolley; driving wheels are mounted at the four corners of the top end of the trolley base correspondingly; two sets of sliding rails are formed at the top end of the workbench; the conveying trolley is slidablyconnected with the sliding rails formed at the top end of the workbench through the driving wheels at the bottom end of the trolley base; a placement box is mounted on the upper part of the trolley base; a pin shaft is mounted at one end of the bottom of the placement box; a storage battery is mounted in the trolley base, and an electric telescopic rod is mounted on one side of the storage battery; a main control circuit board is mounted on one side of the electric telescopic rod; and a forward motor is mounted on one side of the main control circuit board. The problems that existing toy delivery distribution occupies a large quantity of additional human resource costs and time costs, the delivery efficiency is low, delivery errors are prone to occurring, and the like are solved.

The invention relates to an urban tourism visitor smart distribution system and a distribution method. The system is characterized by comprising a data platform (2), scenic area servers (3), a municipal traffic department (4) and user terminals (1). According to the distribution method for the urban tourism visitor smart distribution system, when visitors send target scenic area ticket purchasingrequests, the data center (2) carries out the analysis steps of S1, S2, S3 and S4. The system and method have the beneficial effects that visitor density among scenic areas can be dynamically monitored, the visitors among the scenic areas can be effectively distributed and evacuated, and when visitor flow in the scenic areas is high, traffic relief requests can be sent to municipal traffic.

A packed cement distribution systems is simplified to greatly reduce the labor, time, and cost required for distribution and to permit quick and smooth distribution of a predetermined quantity of high quality cement. A cement packing vehicle (1) has a cement accommodating unit (2) and an automatic packing means (3) for packing a predetermined quantity of powdery cement. <??>A stock base supplies powdery cement to the cement packing vehicle (1). According to an order from a packed cement purchaser, the vehicle personnel on the cement packing vehicle (1) packs the required quantity of cement, using the automatic packing means (3), and directly distributes the packed cement to the purchaser.

The invention discloses a power distribution system based on comprehensive energy and its configuration method, including public grid facilities, load equipment, PC control terminal equipment, wireless communication facilities, full load identification module, monitoring module, electric energy storage module, and electric energy storage device , Distributed energy generation device, power confluence device, power failure identification module, control terminal module, power control module and inverter. The beneficial effects of the present invention are: the integrated energy-based power supply distribution system and its configuration method of the present invention, the power failure identification module monitors the operating status of public grid facilities, the full load identification module monitors the electric energy storage module, and the electric energy control module controls The electric energy is directly supplied to the public grid facilities, which realizes the power supplement when the public grid facilities are out of power, and at the same time stores the electric energy when the public grid facilities are in normal operation, so as to provide electric energy when the public grid facilities are powered off.

The invention discloses a container conveying device, an automatic distribution system and method for loading and transporting luggage in an airport. The container conveying device comprises an emptycontainer transportation and storage line, a luggage sorting and boxing line and a solid container storage and conveying line; the empty box transportation and storage line comprises an empty box unloading platform, a first conveyor, a first lifter, a second lifter, a second conveyor and an empty box storage platform; the luggage sorting and boxing line comprises a rotary disc sorting mechanism ora sliding groove sorting mechanism; the solid container storage conveying line comprises a solid container storage platform, a solid container unloading platform and a solid container loading platform. According to the container conveying device, the container for loading and transporting luggage is used as a transportation unit; through introducing automatic transportation equipment and reasonably arranging the positions of the equipment on various transportation lines, automatic transportation and storage of empty containers and temporary storage and conveying of the containers after luggage boxing are achieved; manual processing links are introduced in the whole process as few as possible; and the automation degree is higher.

The invention relates to a novel medical drill bit cleaning placement device which comprises a tank. The tank is partitioned into an upper layer, a middle layer and a lower layer through two partitionplates in the tank, the partition plates are provided with through grooves, and drill bit holders are arranged in the through grooves and driven to move between the upper layer and the lower layer ofthe tank by lifting air cylinders arranged at the bottom. A water distribution system is correspondingly arranged in the lower layer of the tank and comprises four water supply pipes, and the four water supply pipes are parallelly arranged in the tank and positioned on two sides of the through grooves. The left side of the lower layer of the tank is provided with a liquid outlet, a liquid feedingport is positioned above the liquid outlet, the side wall of the upper layer of the tank is provided with air inlet shutters, and a filter screen is arranged in the liquid outlet. A liquid storage tank is communicated with the liquid outlet, and the other side wall of the liquid storage tank is communicated with the liquid feeding port through a water inlet pipe. The novel medical drill bit cleaning placement device has advantages that the air inlet direction can be adjusted timely and effectively, blockage of the liquid outlet can be avoided, and medical drill bit cleaning effects are greatly guaranteed.

The embodiment of the invention provides an unmanned distribution vehicle, an article distribution method and an article distribution system. The unmanned distribution vehicle comprises a flight device, a conveying device and a control device; the flight device is used for realizing the vertical take-off and landing and hovering of the unmanned distribution vehicle; the conveying device is used for conveying a target article into the containing device of a target floor corresponding to the target article; and the control device is connected with the flight device and the conveying device and is used for controlling the flight device to enable the unmanned distribution vehicle to vertically fly to the height of the target floor, controlling the unmanned distribution vehicle to suspend at the height of the target floor and controlling the conveying device to convey target article into the containing device of the target floor. By means of the technical schemes of the invention, the advantages of the automatic driving of the unmanned vehicle are utilized, the waiting time of the unmanned distribution vehicle can be shortened, and the distribution efficiency of the unmanned distribution vehicle is improved.