CN109213001A - Aircraft level-one electric power distribution network analog machine and analog equivalent Trial Verification Installation - Google Patents
Aircraft level-one electric power distribution network analog machine and analog equivalent Trial Verification Installation Download PDFInfo
- Publication number
- CN109213001A CN109213001A CN201811243950.1A CN201811243950A CN109213001A CN 109213001 A CN109213001 A CN 109213001A CN 201811243950 A CN201811243950 A CN 201811243950A CN 109213001 A CN109213001 A CN 109213001A
- Authority
- CN
- China
- Prior art keywords
- power control
- distribution network
- busbar
- control unit
- delay circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
This application discloses a kind of aircraft level-one electric power distribution network analog machine, for being debugged to busbar power control unit, including switch, delay circuit plate, relay board and indicator；Wherein, switch flies control signal for simulating, and control signal is collectively formed with the BPUC signal of busbar power control unit；Delay circuit plate is used to be delayed to control signal, then is transmitted to relay board, for the action state of simulating contact device；Indicator is used for the signal according to relay board, instruction compatible with the action state signal of simulating contact device is carried out, in addition, the action state signal of simulating contact device is also fed back to busbar power control unit by relay board.Disclosed herein as well is a kind of analog equivalent Trial Verification Installations for busbar power control unit.The aircraft level-one electric power distribution network analog machine of the application and analog equivalent Trial Verification Installation for busbar power control unit, can it is more convenient, accurately to the debugging before busbar power control unit BPCU installation.
Description
Technical field
The application belongs to aircraft power distribution technical field, in particular to a kind of aircraft level-one electric power distribution network analog machine and for converging
Flow the analog equivalent Trial Verification Installation of a power controller.
Background technique
Aircraft primary distribution system is mainly by busbar power control unit, multiple level-one power distribution equipments and voltage changer
Deng composition, the electric energy distribution electricity for generating aircraft generator arrives each busbar, then is transferred to electrical equipment.
Wherein, main logic unit of the busbar power control unit BPCU as aircraft primary distribution system, it is mainly logical
Cross to cooperate with flight control system signal and level-one power distribution equipment controlled, therefore, the debugging of BPCU must to similar function
Can equipment complete.Since the level-one power distribution equipment R&D cycle is longer, and the contactor of level-one power distribution equipment is all to have to make
With the requirement of service life number, if directly being debugged using level-one power distribution equipment and flight control system device to BPCU, it will cause grind
Send out that the period is longer and the contactor service life number of level-one power distribution equipment is reduced.
But most of analogy methods only can be practical with the correctness of access control logic to the debugging of BPCU at present
The on-off time of contactor often in 10ms-100ms range, when being generally difficult to realize using relay simulating contact device
Sequence, influence caused by the delay problem to each contactor can not verify assessment.
Summary of the invention
The purpose of the application is there is provided a kind of aircraft level-one electric power distribution network analog machine and is used for busbar power control unit
Analog equivalent Trial Verification Installation, to solve the problems, such as above-mentioned at least one aspect.
In a first aspect, this application discloses a kind of aircraft level-one electric power distribution network analog machine, for busbar power control
Device is debugged, and aircraft level-one electric power distribution network analog machine includes switch, delay circuit plate, relay board and indicator；Wherein
The switch and the busbar power control unit are connect with the delay circuit plate simultaneously, and the switch is used for mould
It is quasi- to fly control signal, control signal is collectively formed with the BPUC signal of the busbar power control unit, and be sent to the delay
Circuit board；
The delay circuit plate is connect with the relay board, is provided with delay circuit on the delay circuit plate, is used for
It need to be delayed to the control signal, then be transmitted to the relay board, for the action state of simulating contact device；
The relay board is connect with indicator and the busbar power control unit respectively, and the indicator is used for root
According to the signal of the relay board, instruction compatible with the action state signal of the simulating contact device is carried out, in addition, described
The action state signal of the simulating contact device is also fed back to busbar power control unit by relay board.
According at least one embodiment of the application, the delay circuit on the delay circuit plate includes start-up study electricity
Road and stopping delay circuit, the start-up study circuit are greater than the delay for stopping delay circuit by being delayed.
According at least one embodiment of the application, the start-up study circuit and stopping delay circuit are RC delay
Circuit, the start-up study electricity routing power, resistance R4, capacitor C1 and resistance R2 composition, the stopping delay circuit is by electricity
Source, resistance R3, resistance R7, capacitor C2 composition.
According at least one embodiment of the application, the switch and indicator are arranged on analog machine panel.
According at least one embodiment of the application, the indicator is indicator light.
According at least one embodiment of the application, analog machine panel, delay circuit plate and relay board fixation are set
It sets in the same simulated experiment case.
Second aspect, this application discloses a kind of analog equivalent Trial Verification Installation for busbar power control unit,
Including an industrial personal computer, a solid-state power controller, two busbar power control units and an aircraft level-one power distribution network
Road analog machine, the aircraft level-one electric power distribution network analog machine are simulated using aircraft level-one electric power distribution network described in any of the above embodiments
Machine；Wherein
The aircraft level-one electric power distribution network analog machine is connect with two busbar power control units respectively；
Two busbar power control units are connected with each other, and one of them described busbar power control unit with it is described
Solid-state power controller connection；
The industrial personal computer is connect with two busbar power control units respectively.
According at least one embodiment of the application, the busbar power control unit and the aircraft level-one power distribution network
Between the analog machine of road, between two busbar power control units, the industrial personal computer respectively with two busbar power
RS485 bus company is all made of between controller and between the busbar power control unit and the solid-state power controller
It connects.
At least there are following advantageous effects in the application:
Aircraft level-one electric power distribution network analog machine disclosed in the present application and for busbar power control unit analog equivalent try
Verifying device simulates level-one power distribution equipment by relay plus the method for delay, switches on-off the letter of simulation flight control system
Number realize that busbar power control unit BPCU manages and controls verifying to distribution system, and verify the driving capability of BPCU with
Control logic；So as to it is more convenient, accurately to busbar power control unit BPCU installation before debugging.
Detailed description of the invention
Fig. 1 is the working principle diagram of the application aircraft level-one electric power distribution network analog machine；
Fig. 2 is delay circuit figure in the application aircraft level-one electric power distribution network analog machine；
Fig. 3 is this structural schematic diagram for the analog equivalent Trial Verification Installation of busbar power control unit.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the application
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
In explanation the application, and it should not be understood as the limitation to the application.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.Under
Face is described in detail embodiments herein in conjunction with attached drawing.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the application
The limitation of range.
1 to Fig. 3 to the application aircraft level-one electric power distribution network analog machine and for busbar power control with reference to the accompanying drawing
The analog equivalent Trial Verification Installation of device is described in further details.
In a first aspect, this application discloses a kind of aircraft level-one electric power distribution network analog machine, for busbar power control
Device is debugged；As shown in Figure 1, in the optional embodiment of the application, aircraft level-one electric power distribution network analog machine can be with
Including switch, delay circuit plate, relay board and indicator.
Wherein, switch and busbar power control unit are connect with delay circuit plate simultaneously, and switch flies control signal for simulating,
Control signal is collectively formed with the BPUC signal of busbar power control unit, and is sent to delay circuit plate.
Delay circuit plate is connect with relay board, is provided with delay circuit on delay circuit plate, for needing to control signal
It is delayed, then is transmitted to relay board, for the action state of simulating contact device.Specifically passing through the mould in delay plate
Quasi- circuit is delayed signal is controlled, the actuation time of simulating contact device contact.
Delay circuit can according to need a variety of suitable delay circuits for being selected as and being currently known；At one of the application
Shown in Figure 2 in optional embodiment, when BPCU issues control signal, photoelectrical coupler OP1 is working properly, 12V power supply point
Two RC delay circuits are not formed with resistance R4, capacitor C1, resistance R2 and resistance R3, resistance R7, capacitor C2；When Vb > Va simultaneously
And when Vd > Vc, with door U2A output high level and trigger triode Q1 is connected, and control signal exports low level.And BPCU does not have
When issuing corresponding control signal, capacitor C1, capacitor C2 pass through respective timing circuit respectively and discharge, as Vb < Va or Vd <
When Vc, the output switching activity of U2A is low level and the driving for encapsulating Q1, and control signal output is high level.According to the above analysis, lead to
The time of 2 RC delay circuits of combination is spent, realizes two kinds of operating conditions of on-delay and power cut off delay of simulating contact device respectively.
Further, in the present embodiment, the delay circuit preferably on delay circuit plate includes start-up study circuit and stops
Only delay circuit, start-up study circuit are greater than the delay for stopping delay circuit by being delayed.Specifically, start-up study prolongs with stopping
When time it is different, when starting, is controlled by being delayed longer delay circuit, when stopping, being controlled by being delayed shorter delay circuit
System, time are adjusted by potentiometer (variable resistance).
Relay board is connect with indicator and busbar power control unit respectively, and indicator is used for according to relay board
Signal carries out instruction compatible with the action state signal of simulating contact device, in addition, relay board is also by simulating contact device
Action state signal feeds back to busbar power control unit.Wherein, relay board is to simulate aircraft power supply-distribution system logic
Function simulates the switching function of contactor in power distribution network in analog machine by relay board.And pass through delay plate and relay
Template die intends the action process of contactor.
Further, in the optional embodiment of the application, switch and indicator are arranged at analog machine panel
On.Indicator is preferably indicator light.Also, above-mentioned analog machine panel, delay circuit plate and relay board are fixed at together
In one simulated experiment case, it is easy to carry about with one, it can be more convenient to use.
Aircraft level-one electric power distribution network analog machine disclosed in the present application simulates level-one distribution by relay plus the method for delay
Device, the signal for switching on-off simulation flight control system realize management and control of the busbar power control unit BPCU to distribution system
System verifying, and verify the driving capability and control logic of BPCU；So as to it is more convenient, accurately to busbar power control
Debugging before device BPCU installation processed.
Second aspect, this application discloses a kind of analog equivalent Trial Verification Installations for busbar power control unit.
In the optional embodiment of the application, as shown in figure 3, analog equivalent Trial Verification Installation may include one
Platform industrial personal computer, a solid-state power controller, two busbar power control units and an aircraft level-one electric power distribution network simulation
Machine；Wherein, aircraft level-one electric power distribution network analog machine is using the aircraft level-one electric power distribution network analog machine referred in above-mentioned first aspect.
In the optional embodiment of the application, aircraft level-one electric power distribution network analog machine respectively with two busbar function
The connection of rate controller；Two busbar power control units are connected with each other, and one of busbar power control unit and solid-state function
The connection of rate controller；Industrial personal computer is connect with two busbar power control units respectively.
Also, between above-mentioned busbar power control unit and aircraft level-one electric power distribution network analog machine, two busbar power
Between controller, industrial personal computer is respectively between two busbar power control units and busbar power control unit and solid state power
The connection of RS485 bus is all made of between controller.
The analog equivalent Trial Verification Installation of the application needs two BPCU, can observe in real time in debugging process
The solid-state power controller SSPC of host computer, distribution network analog machine and secondary distribution network is worked at the same time.Test passes through simulation
Machine simulates aircraft distribution network, and the break-make situation and busbar working condition of contactor in power grid are reflected by indicator light.Two
It is connected between power controller by RS485 bus, realizes communication and the synchronous operation of controller.Simultaneously BPCU and host computer and
SSPC is communicated.
In conclusion the analog equivalent Trial Verification Installation disclosed in the present application for busbar power control unit, passes through
Relay adds the method for delay to simulate level-one power distribution equipment, and the signal for switching on-off simulation flight control system realizes busbar power
Controller BPCU manages and controls verifying to distribution system, and verifies the driving capability and control logic of BPCU；So as to
It is enough it is more convenient, accurately to the debugging before busbar power control unit BPCU installation.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (8)
1. a kind of aircraft level-one electric power distribution network analog machine, for being debugged to busbar power control unit, which is characterized in that packet
Include switch, delay circuit plate, relay board and indicator；Wherein
The switch and the busbar power control unit are connect with the delay circuit plate simultaneously, and the switch is winged for simulating
Signal is controlled, control signal is collectively formed with the BPUC signal of the busbar power control unit, and be sent to the delay circuit
Plate；
The delay circuit plate is connect with the relay board, is provided with delay circuit on the delay circuit plate, for institute
Stating control signal need to be delayed, then be transmitted to the relay board, for the action state of simulating contact device；
The relay board is connect with indicator and the busbar power control unit respectively, and the indicator is used for according to institute
The signal of relay board is stated, instruction compatible with the action state signal of the simulating contact device is carried out, in addition, the relay
The action state signal of the simulating contact device is also fed back to busbar power control unit by device plate.
2. aircraft level-one electric power distribution network analog machine according to claim 1, which is characterized in that on the delay circuit plate
Delay circuit includes start-up study circuit and stops delay circuit, and the start-up study circuit is prolonged by delay greater than the stopping
When circuit delay.
3. aircraft level-one electric power distribution network analog machine according to claim 2, which is characterized in that the start-up study circuit and
Stopping delay circuit is RC delay circuit, the start-up study electricity routing power, resistance R4, capacitor C1 and resistance R2 group
At the stopping delay circuit being made of power supply, resistance R3, resistance R7, capacitor C2.
4. aircraft level-one electric power distribution network analog machine according to claim 1, which is characterized in that the switch and indicator are equal
It is arranged on analog machine panel.
5. aircraft level-one electric power distribution network analog machine according to claim 4, which is characterized in that the indicator is instruction
Lamp.
6. aircraft level-one electric power distribution network analog machine according to claim 5, which is characterized in that analog machine panel, delay electricity
Road plate and relay board are fixed in the same simulated experiment case.
7. a kind of analog equivalent Trial Verification Installation for busbar power control unit, which is characterized in that including an industry control
Machine, a solid-state power controller, two busbar power control units and an aircraft level-one electric power distribution network analog machine, it is described
Aircraft level-one electric power distribution network analog machine uses aircraft level-one electric power distribution network analog machine described in any one of claims 1-6；Wherein
The aircraft level-one electric power distribution network analog machine is connect with two busbar power control units respectively；
Two busbar power control units are connected with each other, and one of them described busbar power control unit and the solid-state
Power controller connection；
The industrial personal computer is connect with two busbar power control units respectively.
8. analog equivalent Trial Verification Installation according to claim 7, which is characterized in that the busbar power control unit
Between the aircraft level-one electric power distribution network analog machine, between two busbar power control units, the industrial personal computer difference
Between two busbar power control units and the busbar power control unit and the solid-state power controller it
Between be all made of RS485 bus connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811243950.1A CN109213001B (en) | 2018-10-24 | 2018-10-24 | Aircraft primary distribution network simulator and simulation equivalent test verification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811243950.1A CN109213001B (en) | 2018-10-24 | 2018-10-24 | Aircraft primary distribution network simulator and simulation equivalent test verification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109213001A true CN109213001A (en) | 2019-01-15 |
| CN109213001B CN109213001B (en) | 2021-08-17 |
Family
ID=64996923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811243950.1A Active CN109213001B (en) | 2018-10-24 | 2018-10-24 | Aircraft primary distribution network simulator and simulation equivalent test verification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109213001B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562223A (en) * | 2019-09-09 | 2019-12-13 | 西安航空制动科技有限公司 | Static brake protection circuit with time delay function and parameter determination method thereof |
| CN112462642A (en) * | 2020-10-30 | 2021-03-09 | 天津航空机电有限公司 | SSPC and contactor combined control system and method suitable for airplane |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1921260A (en) * | 2006-09-01 | 2007-02-28 | 桂林航天电子有限公司 | Intelligent power distribution administrative center |
| US20070079012A1 (en) * | 2005-02-14 | 2007-04-05 | Walker Richard C | Universal electronic payment system: to include "PS1 & PFN Connect TM", and the same technology to provide wireless interoperability for first responder communications in a national security program |
| RU2309430C1 (en) * | 2006-02-21 | 2007-10-27 | Открытое акционерное общество "Концерн "Гранит-Электрон" | Single-pulse radar system |
| CN101304225A (en) * | 2008-06-04 | 2008-11-12 | 沈阳天成自动化工程有限公司 | Motor energy-saving converting controller and control method |
| CN102520621A (en) * | 2011-11-22 | 2012-06-27 | 中国商用飞机有限责任公司 | Analog control board of aircraft power supply system |
| CN202524293U (en) * | 2012-04-11 | 2012-11-07 | 上海尊瑞电子有限公司 | 28 V direct current solid power controller |
| WO2014138896A1 (en) * | 2013-03-13 | 2014-09-18 | University Of Saskatchewan | Adaptive control technique for transmission line control devices to handle large disturbance scenarios |
| CN104682548A (en) * | 2015-02-06 | 2015-06-03 | 北京宇航系统工程研究所 | Highly-reliable time delay circuit distributor |
| GB2522865A (en) * | 2014-02-06 | 2015-08-12 | Ge Aviat Systems Ltd | Fuel cell-based auxiliary power unit |
| CN105429127A (en) * | 2015-11-17 | 2016-03-23 | 陕西航空电气有限责任公司 | Electric starting type power distribution system |
| CN205139272U (en) * | 2015-11-04 | 2016-04-06 | 国家电网公司 | Join in marriage power -grid switch analog switch unit for equipment |
| CN105549424A (en) * | 2016-01-06 | 2016-05-04 | 南京航空航天大学 | Wide-body passenger plane busbar power controller simulation system and method |
| CN106707794A (en) * | 2016-12-19 | 2017-05-24 | 上海交通大学 | Functional modeling-based more-electric aircraft power system modeling method and model thereof |
| CN107979084A (en) * | 2017-11-28 | 2018-05-01 | 浙江中航通飞研究院有限公司 | A kind of low-voltage direct distribution system in general-purpose aircraft distribution region |
| CN108288853A (en) * | 2018-04-04 | 2018-07-17 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Aircraft DC power supply system and method for supplying power to |
| US20180284735A1 (en) * | 2016-05-09 | 2018-10-04 | StrongForce IoT Portfolio 2016, LLC | Methods and systems for industrial internet of things data collection in a network sensitive upstream oil and gas environment |
-
2018
- 2018-10-24 CN CN201811243950.1A patent/CN109213001B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070079012A1 (en) * | 2005-02-14 | 2007-04-05 | Walker Richard C | Universal electronic payment system: to include "PS1 & PFN Connect TM", and the same technology to provide wireless interoperability for first responder communications in a national security program |
| RU2309430C1 (en) * | 2006-02-21 | 2007-10-27 | Открытое акционерное общество "Концерн "Гранит-Электрон" | Single-pulse radar system |
| CN1921260A (en) * | 2006-09-01 | 2007-02-28 | 桂林航天电子有限公司 | Intelligent power distribution administrative center |
| CN101304225A (en) * | 2008-06-04 | 2008-11-12 | 沈阳天成自动化工程有限公司 | Motor energy-saving converting controller and control method |
| CN102520621A (en) * | 2011-11-22 | 2012-06-27 | 中国商用飞机有限责任公司 | Analog control board of aircraft power supply system |
| CN202524293U (en) * | 2012-04-11 | 2012-11-07 | 上海尊瑞电子有限公司 | 28 V direct current solid power controller |
| WO2014138896A1 (en) * | 2013-03-13 | 2014-09-18 | University Of Saskatchewan | Adaptive control technique for transmission line control devices to handle large disturbance scenarios |
| GB2522865A (en) * | 2014-02-06 | 2015-08-12 | Ge Aviat Systems Ltd | Fuel cell-based auxiliary power unit |
| CN104682548A (en) * | 2015-02-06 | 2015-06-03 | 北京宇航系统工程研究所 | Highly-reliable time delay circuit distributor |
| CN205139272U (en) * | 2015-11-04 | 2016-04-06 | 国家电网公司 | Join in marriage power -grid switch analog switch unit for equipment |
| CN105429127A (en) * | 2015-11-17 | 2016-03-23 | 陕西航空电气有限责任公司 | Electric starting type power distribution system |
| CN105549424A (en) * | 2016-01-06 | 2016-05-04 | 南京航空航天大学 | Wide-body passenger plane busbar power controller simulation system and method |
| US20180284735A1 (en) * | 2016-05-09 | 2018-10-04 | StrongForce IoT Portfolio 2016, LLC | Methods and systems for industrial internet of things data collection in a network sensitive upstream oil and gas environment |
| CN106707794A (en) * | 2016-12-19 | 2017-05-24 | 上海交通大学 | Functional modeling-based more-electric aircraft power system modeling method and model thereof |
| CN107979084A (en) * | 2017-11-28 | 2018-05-01 | 浙江中航通飞研究院有限公司 | A kind of low-voltage direct distribution system in general-purpose aircraft distribution region |
| CN108288853A (en) * | 2018-04-04 | 2018-07-17 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Aircraft DC power supply system and method for supplying power to |
Non-Patent Citations (4)
| Title |
|---|
| DANYANG WANG等: "Bus power control unit development and hardware-in-the-loop evaluation of commercial aircraft electric power system", 《2016 IEEE 2ND ANNUAL SOUTHERN POWER ELECTRONICS CONFERENCE (SPEC)》 * |
| 刘鹏飞: "新型飞机远程配电系统研究", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
| 陈思等: "基于TTP协议的飞机配电系统通信仿真研究", 《航空计算技术》 * |
| 马常伟: "先进飞机电器负载管理技术研究", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562223A (en) * | 2019-09-09 | 2019-12-13 | 西安航空制动科技有限公司 | Static brake protection circuit with time delay function and parameter determination method thereof |
| CN110562223B (en) * | 2019-09-09 | 2023-06-30 | 西安航空制动科技有限公司 | Static brake protection circuit with time delay function and parameter determining method thereof |
| CN112462642A (en) * | 2020-10-30 | 2021-03-09 | 天津航空机电有限公司 | SSPC and contactor combined control system and method suitable for airplane |
| CN112462642B (en) * | 2020-10-30 | 2021-12-24 | 天津航空机电有限公司 | SSPC and contactor combined control system and method suitable for airplane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109213001B (en) | 2021-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204423141U (en) | For the Special testing device of the traction inverter controller of railcar system | |
| CN109001634B (en) | Electric automobile test rack | |
| CN105044496B (en) | A kind of test device and method of secondary power system module | |
| CN206710855U (en) | Railway outdoor signal mimic panel and debugging system | |
| CN103092192A (en) | Train power supply control system test device and method thereof | |
| CN109213001A (en) | Aircraft level-one electric power distribution network analog machine and analog equivalent Trial Verification Installation | |
| CN105070158B (en) | Cable fault analogue simulation system | |
| CN104216301A (en) | PSM high-voltage power supply control system based on MCU and FPGA | |
| CN109613348A (en) | A kind of high-voltaghe compartment tooling automatic detection device | |
| CN105894920A (en) | Fault simulation method of using simulation intelligent electric energy meter | |
| CN201867604U (en) | Urban rail transit platform screen door operator simulator | |
| CN110400501A (en) | A kind of relay protection teaching and training system | |
| CN109166362A (en) | EMU circuit loop simulation training method and simulation training system | |
| CN106094564B (en) | A kind of multi-aircraft cooperative combat Simulation Control device | |
| CN205427133U (en) | A stretcher for subway signal modules simulation tests | |
| CN209280824U (en) | Failure simulation device based on battery simulator | |
| Soetedjo et al. | Smart Grid Testbed using SCADA Software and Xbee Wireless Communication | |
| CN104616557B (en) | Generating method and system and control method and system for railway vehicle artificial circuit | |
| CN204348126U (en) | A kind of KYN switch cubicle maintenance body sense equipment | |
| TWM586442U (en) | Aircraft navigation light simulation system | |
| CN207799984U (en) | Aircraft power system training platform | |
| CN208298434U (en) | A kind of experiment device for teaching of transmission line simulation automatic reclosing | |
| CN207617536U (en) | The system of low-voltage simulation charging pile charging switching | |
| CN203070659U (en) | Refrigeration equipment computer control line demonstration plate | |
| CN204992401U (en) | Cubical switchboard intelligence behaviour shows device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |