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9 results about "Control line" patented technology

Control line (also called U-Control) is a simple and light way of controlling a flying model aircraft. The aircraft is connected to the operator by a pair of lines, attached to a handle, that work the elevator of the model. This allows the model to be controlled in the pitch axis. It is constrained to fly on the surface of a hemisphere by the control lines.

Rapid molding method based on electrorheological fluid, and apparatus thereof

InactiveCN102615830ANo pollutionLess prone to accuracy deviationControl lineEngineering
A rapid molding method based on an electrorheological fluid, and an apparatus thereof are provided. The electrorheological fluid is jetted to a deposition base station with electric field, the electrorheological fluid is rapidly cured through utilizing an electrorheological effect, and the electrorheological fluid deposits on the deposition base station layer by layer to construct a three dimensional entity; a liquid storage container, a driving pump and a nozzle are sequentially communicated through a pipeline to form an electrorheological fluid conveying path; two control lines are set by a computer, a first control line controls the flow of the driving pump, and a second control line controls the three dimension movement of the nozzle through a servo mechanism; and electrodes which comprise an anode and a cathode closely adhere to two sides of a model to be deposited on the deposition base station to provide the electric field required by the curing of the electrorheological fluid. The apparatus which utilizes the electrorheological effect of the electrorheological fluid and utilizes the electric field to replace a temperature control module and a constant temperature environment in traditional fusion jet rapid molding has the advantages of simple structure, substantial reduction of the cost and energy, and realization of micromation; and the method and the apparatus can be applied to fields of prosthesis models, industrial design, mechanical manufacturing, three dimensional scene display, entertainment and art, and the like.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Automatic control system and method for emission monitoring of radioactive airborne effluents

The invention discloses an automatic control system and an automatic control method for mission monitoring of radioactive airborne effluents. According to the automatic control system, an emission flow monitoring sensor is connected with a flow monitoring PLC (Programmable Logic Controller) through a cable; the flow monitoring PLC is connected with an automatic control unit through a signal line; the automatic control unit is connected with a flow adjusting valve, an electromagnetic valve, sampling monitoring equipment, a mass flow meter, a pressure gauge and a pump respectively through a signal control line; and an airborne substance sampling head is connected with a tail gas emission pipe after being connected with the flow adjusting valve, the electromagnetic valve, the sampling monitoring equipment, the mass flow meter, the pressure gauge and the pump respectively in sequence through a sampling pipe. Due to the adoption of the automatic control system and the automatic control method disclosed by the invention, the sample representativeness of effluent monitoring under the conditions of separate or simultaneous emission, large differences among airborne substance source items and scattered emission in a plurality of radioactive operating places can be enhanced, the labor intensity of effluent monitoring can be relieved, and the working efficiency is increased; and the system and the method have the characteristics of stability, reliability, intelligent regulation and control, and unattended operation.
Owner:INST OF NUCLEAR PHYSICS & CHEM CHINA ACADEMY OF

Submodule-assembled three-dimensional positioning mounting method

InactiveCN104713534AMeet the assembly precision requirementsMeasuring points markingControl lineEngineering
The invention discloses a submodule-assembled three-dimensional positioning mounting method. The mounting method comprises the following steps: (1) selecting and burying datum points; (2) establishing a plane coordinate system; (3) positioning module boundary lines and central angle control lines; (4) establishing a height datum system; (5) adjusting the elevations of all modules at the bottom to be qualified; (6) controlling the position line of an inclined plate and the elevation of a WP point; (7) setting out the position line and the angle line of a peripheral circular plate, and measuring the perpendicularity; (8) controlling the position line and the elevation of an inside circular plate and measuring the perpendicularity; (9) measuring the control line and the elevation of a top cover; (10) after assembly is finished, repeatedly measuring. In the assembly process, each submodule needs to be measured and the three-dimensional coordinate of each submodule is measured; then, according to a series of technical data of welding contraction, the final position of each submodule is determined, and the assembling precision requirement is achieved; finally, the parameters such as the size and position of the module need to be converted into the position in a nuclear island coordinate system, so that the accurate position of the module in a nuclear island is determined.
Owner:ZHEJIANG THERMAL POWER CONSTR

Distributed type energy system based on demand side energy supply and control method

PendingCN108469132AAchieve mutual matchingIncrease profitInternal combustion piston enginesClimate change adaptationDistribution controlControl line
The invention relates to a distributed type energy system based on demand side energy supply and a control method. The problems that the demand side and the supply side are not matched, and the energyutilization rate at the energy supply valley is low exist in a distributed type energy system, and the overall system energy efficiency is influenced. The distributed type energy system comprises a demand side, prime mover equipment, waste heat refrigeration/heating equipment, waste heat power generation equipment, a smoke flow distributing device, a main control system, a smoke flow distributingcontrol line, a prime mover control line and an energy demand feedback line. The main control system is connected with the prime mover equipment. The prime mover equipment is connected with the smokeflow distributing device. The main control system is connected with the smoke flow distributing device. The smoke flow distributing device is connected with the waste heat refrigeration/heating equipment and the waste heat power generation equipment. The waste heat refrigeration/heating equipment and the waste heat power generation equipment are both connected with the energy demand side, and theenergy demand side is connected with the main control system. According to the distributed type energy system based on demand side energy supply and the control method, the energy supply quantity ismatched with the energy demand quantity, and the energy utilization rate is increased.
Owner:HUADIAN ELECTRIC POWER SCI INST CO LTD

Lantern decorative lighting integrating with redundancy fault-tolerance drive control chip

InactiveCN101600284AChange shapeIncrease elasticityNon-electric lightingPoint-like light sourceFault toleranceLED display
The invention relates to a lantern decorative lighting integrating with a redundancy fault-tolerance drive control chip, comprising a hose lamp, a framework, an upper supporting part and a lower supporting part. The framework is connected to the upper supporting part and the lower supporting part; the hose lamp is arranged on the framework; the upper supporting part and the lower supporting part are butterfly-shaped framework disks in multijaw shapes and are respectively provided with an upper adjusting connecting rod and a lower adjusting connecting rod; the hose tube is internally provided with a luminescence unit which comprises a PCB; at least one decorative lighting transmission driving control chip, at least one LED, a power supply anode line, a power supply cathode line and at least two signal control line transmission circuits are arranged on the PCB; the decorative lighting transmission driving control chip on the PCB is the redundancy fault-tolerance drive control chip which is provided with at least two parallel signal control line transmission channels; the transmission channels are connected by a line; control signals are input into the redundancy fault-tolerance drive control chip through the circuit; and the redundancy fault-tolerance drive control chip directly drives and controls an LED display unit on the PCB to illuminate.
Owner:黄琛淇
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