CN103543652A - Monitoring and controlling unit of engine of unmanned aerial vehicle - Google Patents
Monitoring and controlling unit of engine of unmanned aerial vehicle Download PDFInfo
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- CN103543652A CN103543652A CN201310522840.XA CN201310522840A CN103543652A CN 103543652 A CN103543652 A CN 103543652A CN 201310522840 A CN201310522840 A CN 201310522840A CN 103543652 A CN103543652 A CN 103543652A
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Abstract
The invention relates to the technical field of monitoring and controlling, in particular to a monitoring and controlling unit of an engine of an unmanned aerial vehicle. The monitoring and controlling unit of the engine of the unmanned aerial vehicle comprises a data acquisition device, a control device, a communication device, an engine monitoring device, a flight control computer, a controlled device and a power supply circuit, wherein the engine monitoring device and the data acquisition device monitor operating parameters of the engine at the same time and transmit monitored signals to the flight control computer, the flight control computer carries out analysis after receiving signals sent by a main control circuit and then sends control commands to the main control circuit according to analysis results, the control device controls a relay to work according to the control commands, the relay is used for controlling the operation of the controlled device, and the power supply circuit is used for providing electricity for operation of the monitoring and controlling unit of the engine of the unmanned aerial vehicle. The monitoring and controlling unit of the engine of the unmanned aerial vehicle can effectively monitor the operation state of the engine, correspondingly control the engine according to the flight state of the unmanned aerial vehicle, and effectively guarantee the reliability of the flight of the unmanned aerial vehicle.
Description
Technical field
The present invention relates to Monitoring and Controlling technical field, relate in particular to a kind of unmanned vehicle engine monitoring unit.
Background technology
Unmanned spacecraft is called for short " unmanned plane ", and it is to utilize radio robot and the presetting apparatus operation unmanned plane of providing for oneself not to carry people to fly.On unmanned plane, without driving cabin, but aircraft control device, the electric equipments such as monitoring equipment are installed.It is controlled to a great extent than have people's operational aircraft complexity many.And engine is the heart of aircraft, it is also the critical piece easily breaking down.Once engine breaks down, the probability that air crash accident occurs is very high.
Conventionally the reason of unmanned vehicle engine fault mainly comprises: engine cut-off fault; Indicating oven temp. of engine scuffing of cylinder bore, engine igniting system fault, the flame-out parking of fuel feeding sick engine, these faults are that a kind of aircraft that directly causes is unpowered, the accident that aircraft stall crash is very fatal.
Engine runaway fault mainly comprises: engine wind, throttle (containing steering wheel) are stuck; Engine runaway can not trouble of shutdown: stuck maybe can not be closed to " parking spot " completely of engine wind (containing steering wheel).Engine runaway and can not causing finishing the work by trouble of shutdown, can not make a return voyage safely, irretrievable serious consequence.
Although unmanned plane of the prior art has adopted the support of automatic diagnosis, control and corresponding failure disposal function device; when engine failure; conventionally need self default diagnostic routine to save oneself; and successfully probability is also little, substantially can not effectively protect normal flight and the recovery of aircraft.Therefore security, reliability are all poor.Simultaneously owing to having increased autodiagnosis ability on unmanned plane, virtually can increase the components and parts of unmanned plane and then can increase the weight of unmanned plane, can impact the flying power of unmanned plane.
How the unmanned vehicle engine breaking down in airflight is protected; particularly to there is flame-out in flight, out of control and can not stop and protect; to reduce and to avoid the loss of unmanned plane and airborne equipment; improve the viability of unmanned plane, reduce cost of use is that designers expect the problem solving always.
Summary of the invention
The object of the invention is to propose a kind of unmanned vehicle engine monitoring unit, can realize each parameter of engine is carried out to Real-Time Monitoring in the situation that the increase unmanned plane weight of exceeding, and can realize the controls such as the start and stop of engine and turbocharging.
For reaching this object, the present invention by the following technical solutions:
A monitoring unit, it comprises data collector, control device, communicator, engine monitoring device, flight control computer, controlled device and feed circuit;
Described control device comprises governor circuit, and the relay being connected with governor circuit, and described data collector is electrically connected to governor circuit, and described engine monitoring device is connected with described governor circuit by communicator with flight control computer;
Described engine monitoring device and data collector are monitored the operational factor of engine simultaneously, engine monitoring device is transferred to governor circuit by communicator by the signal monitoring, described signal pickup assembly is transferred to governor circuit after the signal monitoring is processed, governor circuit will be transmitted to flight control computer by communicator after receiving monitor signal, described flight control computer is analyzed and to governor circuit, sends control command according to analysis result after receiving the signal of governor circuit transmitting, control device is worked according to control command pilot relay, relay is controlled the operation of controlled device,
Described feed circuit are the operation power supply of unmanned vehicle engine monitoring unit.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, described data collector comprises signal acquisition processing circuit and signal conditioning circuit.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, described signal conditioning circuit and signal acquisition processing circuit are integrated on circuit kit plate.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, described data collector comprises for gathering the sensor of engine parameter.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, described feed circuit adopt isolation power supply to the power supply between each building block of unmanned vehicle engine monitoring unit.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, the circuit of described unmanned vehicle engine monitoring unit transmission of digital signals and simulating signal is wiring separately.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, the general assembly (TW) of described unmanned vehicle engine monitoring unit is less than 0.8kg.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, described sensor comprises temperature sensor, pressure transducer, speed probe.
As a kind of preferred version of above-mentioned unmanned vehicle engine monitoring unit, described controlled device comprises ignition control device and turbocharging control device.
A kind of preferred version as above-mentioned unmanned vehicle engine monitoring unit, described communicator comprises the first communication device of communicating by letter between engine monitoring device and governor circuit, and the secondary communication device for communicating by letter between flight control computer and governor circuit.
Beneficial effect of the present invention is: the invention provides a kind of unmanned vehicle engine monitoring unit, it is by engine monitoring device and the monitoring of data collector to engine operating parameter, the signal that engine monitoring device and data collector detect sends flight control computer to after control device is processed, flight control computer analyze after to control device sending controling instruction, and then the work of control engine, it can effectively be monitored the running status of engine, and according to the running status of engine, engine is controlled accurately, can effectively reduce breakdown in the motor rate, improve the reliability of operation of engine.
Accompanying drawing explanation
Fig. 1 is the structural representation of the unmanned vehicle engine monitoring unit that provides of the specific embodiment of the invention 1.
Wherein:
1, data collector; 2, control device; 3, communicator; 4, engine monitoring device; 5, flight control computer; 6, controlled device; 7, feed circuit.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, further illustrate technical scheme of the present invention.
As shown in Figure 1, a kind of unmanned vehicle engine monitoring unit that present embodiment provides, it comprises data collector 1, control device 2, communicator 3, engine monitoring device 4, flight control computer 5, controlled device 6 and feed circuit 7.
Wherein, control device 2 comprises governor circuit, and the relay being connected with governor circuit, and data collector 1 is electrically connected to governor circuit, and engine monitoring device 4 is connected with governor circuit by communicator 3 with flight control computer 5.
Engine monitoring device 4 and data collector 1 are monitored the operational factor of engine simultaneously, engine monitoring device 4 is transferred to governor circuit by communicator 3 by the signal monitoring, 1 pair of signal monitoring of signal pickup assembly is transferred to governor circuit after processing, governor circuit will be transmitted to flight control computer 5 by communicator 3 after receiving monitor signal, flight control computer 5 is analyzed and to governor circuit, sends control command according to analysis result after receiving the signal of governor circuit transmitting, control device 2 is worked according to control command pilot relay, relay is controlled the operation of controlled device 6.Feed circuit 7 are the operation power supply of unmanned vehicle engine monitoring unit.In this embodiment, according to the operational factor of the engine collecting, the running status of engine is controlled, can effectively reduce breakdown in the motor rate.
Signal pickup assembly 1 comprises signal conditioning circuit and signal acquisition processing circuit, signal pickup assembly 1 also comprises that the signal that sensor is collected carries out analog signals treating apparatus and the switching value signal processing apparatus of analog quantity and digital quantity conversion, and the warning lamp and the pilot lamp that are used to indicate engine operating state.
As preferably, for fear of the contact pin loose contact between wiring board, signal conditioning circuit and signal acquisition processing circuit are integrated on circuit kit plate.
Engine monitoring device 4 is engine TCU(Transmission Control Unit) for monitoring the data such as rotating speed, throttle position, watertight aircase temperature of engine, and by this data transmission to control device.
Data collector 1 also comprises for gathering the sensor of engine parameter, as temperature sensor and pressure transducer, be used for monitoring engine cylinder head temperature, oil temperature, oil pressure, delivery temperature, coolant temperature etc., and for monitoring the speed probe of engine speed.It should be noted that, the function of the sensor and engine machine monitoring device is not limited in above-mentioned functions, in necessary situation, also engine monitoring device 4 also can monitor temperature and pressure, and sensor also can be for data such as the rotating speed of engine, throttle position, watertight aircase temperature.
For the phase mutual interference between anti-stop signal, feed circuit adopt isolation power supply to the power supply between each building block of unmanned vehicle engine monitoring unit, and there is reliable ground connection, and temperature sensor amplifying circuit environment temperature needs are relatively stable, and easily thermal element and temperature sensor amplifying circuit isolation setting.
In order further to avoid the interference between signal, the circuit of unmanned vehicle engine monitoring unit transmission of digital signals and simulating signal is wiring separately.
In order to improve the reliability to engine control, the igniting of 2 pairs of engines of control device and the control of turbosupercharger adopt Control.Adopt relay to control the controlled device 6 of unmanned plane, above-mentioned controlled device comprises ignition control device and turbocharging control device.Thus, control device 2 can comprise independent start and stop, start and stop simultaneously to the igniting of engine two-way, controls the start and stop of turbosupercharger and controls.
System, for coordinating the load-carrying requirement of unmanned plane, adopts lightening design.The general assembly (TW) of unmanned vehicle engine monitoring unit is less than 0.8kg.Thus, can effectively reduce the impact of unmanned vehicle engine monitoring unit on unmanned plane flying power.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, within these modes all will fall into protection scope of the present invention.
Claims (10)
1. a unmanned vehicle engine monitoring unit, is characterized in that, comprises data collector (1), control device (2), communicator (3), engine monitoring device (4), flight control computer (5), controlled device (6) and feed circuit (7);
Described control device (2) comprises governor circuit, and the relay being connected with governor circuit, described data collector (1) is electrically connected to governor circuit, and described engine monitoring device (4) is connected with described governor circuit by communicator (3) with flight control computer (5);
Described engine monitoring device (4) and data collector (1) are monitored the operational factor of engine simultaneously, engine monitoring device (4) is transferred to governor circuit by communicator (3) by the signal monitoring, described signal pickup assembly (1) is transferred to governor circuit after the signal monitoring is processed, governor circuit will be transmitted to flight control computer (5) by communicator (3) after receiving monitor signal, described flight control computer (5) is analyzed and to governor circuit, sends control command according to analysis result after receiving the signal of governor circuit transmitting, control device (2) is worked according to control command pilot relay, relay is controlled the operation of controlled device (6),
Described feed circuit (7) are the operation power supply of unmanned vehicle engine monitoring unit.
2. unmanned vehicle engine monitoring unit according to claim 1, is characterized in that, described data collector (1) comprises signal acquisition processing circuit and signal conditioning circuit.
3. unmanned vehicle engine monitoring unit according to claim 2, is characterized in that, described signal conditioning circuit and signal acquisition processing circuit are integrated on circuit kit plate.
4. unmanned vehicle engine monitoring unit according to claim 3, is characterized in that, described data collector (1) comprises for gathering the sensor of engine parameter.
5. unmanned vehicle engine monitoring unit according to claim 1, is characterized in that, described feed circuit (7) adopt isolation power supply to the power supply between each building block of unmanned vehicle engine monitoring unit.
6. unmanned vehicle engine monitoring unit according to claim 1, is characterized in that, the circuit of described unmanned vehicle engine monitoring unit transmission of digital signals and simulating signal is wiring separately.
7. unmanned vehicle engine monitoring unit according to claim 1, is characterized in that, the general assembly (TW) of described unmanned vehicle engine monitoring unit is less than 0.8kg.
8. unmanned vehicle engine monitoring unit according to claim 4, is characterized in that, described sensor comprises temperature sensor, pressure transducer, speed probe.
9. unmanned vehicle engine monitoring unit according to claim 1, is characterized in that, described controlled device (6) comprises ignition control device and turbocharging control device.
10. unmanned vehicle engine monitoring unit according to claim 1, it is characterized in that, described communicator comprises the first communication device of communicating by letter between engine monitoring device (4) and governor circuit, and the secondary communication device for communicating by letter between flight control computer (5) and governor circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310522840.XA CN103543652A (en) | 2013-10-29 | 2013-10-29 | Monitoring and controlling unit of engine of unmanned aerial vehicle |
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| CN201310522840.XA CN103543652A (en) | 2013-10-29 | 2013-10-29 | Monitoring and controlling unit of engine of unmanned aerial vehicle |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104407607A (en) * | 2014-10-15 | 2015-03-11 | 天津全华时代航天科技发展有限公司 | Unmanned aerial vehicle first-person perspective control system |
| CN105719461A (en) * | 2016-03-10 | 2016-06-29 | 优数通（北京）科技有限公司 | Online debugging device and method of vehicle engine cooling fan |
| CN106528445A (en) * | 2016-08-17 | 2017-03-22 | 中国航空工业集团公司西安飞行自动控制研究所 | Flight control computer partition variable self-adaption monitoring and exciting method |
| CN106697291A (en) * | 2016-12-22 | 2017-05-24 | 深圳万智联合科技有限公司 | Intelligent unmanned plane pesticide spraying device |
| CN107764338A (en) * | 2017-11-30 | 2018-03-06 | 中国科学院工程热物理研究所 | Unmanned plane sensor parameters acquisition system |
| CN108036849A (en) * | 2017-12-29 | 2018-05-15 | 中国农业科学院农业信息研究所 | A kind of aquatic products monitoring device and method based on unmanned plane |
| CN108252809A (en) * | 2017-12-27 | 2018-07-06 | 深圳常锋信息技术有限公司 | Power control system and aircraft |
| CN113377027A (en) * | 2021-05-26 | 2021-09-10 | 中国航空工业集团公司沈阳飞机设计研究所 | Aircraft propulsion system test system |
| CN114294116A (en) * | 2021-12-29 | 2022-04-08 | 广东省大湾区集成电路与系统应用研究院 | Two-stroke engine of unmanned aerial vehicle and electric control system and method thereof |
| CN115949515A (en) * | 2022-12-27 | 2023-04-11 | 中国航天空气动力技术研究院 | Engine power control system |
Citations (1)
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| CN101256117A (en) * | 2008-03-26 | 2008-09-03 | 北京航空航天大学 | Device and method for testing synthesis parameter of aviation piston engine |
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Patent Citations (1)
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| CN101256117A (en) * | 2008-03-26 | 2008-09-03 | 北京航空航天大学 | Device and method for testing synthesis parameter of aviation piston engine |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104407607A (en) * | 2014-10-15 | 2015-03-11 | 天津全华时代航天科技发展有限公司 | Unmanned aerial vehicle first-person perspective control system |
| CN105719461A (en) * | 2016-03-10 | 2016-06-29 | 优数通（北京）科技有限公司 | Online debugging device and method of vehicle engine cooling fan |
| CN106528445A (en) * | 2016-08-17 | 2017-03-22 | 中国航空工业集团公司西安飞行自动控制研究所 | Flight control computer partition variable self-adaption monitoring and exciting method |
| CN106528445B (en) * | 2016-08-17 | 2019-10-18 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of flight control computer subregion variable adaptive monitoring and motivational techniques |
| CN106697291A (en) * | 2016-12-22 | 2017-05-24 | 深圳万智联合科技有限公司 | Intelligent unmanned plane pesticide spraying device |
| CN107764338A (en) * | 2017-11-30 | 2018-03-06 | 中国科学院工程热物理研究所 | Unmanned plane sensor parameters acquisition system |
| CN108252809A (en) * | 2017-12-27 | 2018-07-06 | 深圳常锋信息技术有限公司 | Power control system and aircraft |
| CN108036849A (en) * | 2017-12-29 | 2018-05-15 | 中国农业科学院农业信息研究所 | A kind of aquatic products monitoring device and method based on unmanned plane |
| CN113377027A (en) * | 2021-05-26 | 2021-09-10 | 中国航空工业集团公司沈阳飞机设计研究所 | Aircraft propulsion system test system |
| CN114294116A (en) * | 2021-12-29 | 2022-04-08 | 广东省大湾区集成电路与系统应用研究院 | Two-stroke engine of unmanned aerial vehicle and electric control system and method thereof |
| CN115949515A (en) * | 2022-12-27 | 2023-04-11 | 中国航天空气动力技术研究院 | Engine power control system |
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