CN104345228A - Distribution box tester - Google Patents
Distribution box tester Download PDFInfo
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- CN104345228A CN104345228A CN201310337390.7A CN201310337390A CN104345228A CN 104345228 A CN104345228 A CN 104345228A CN 201310337390 A CN201310337390 A CN 201310337390A CN 104345228 A CN104345228 A CN 104345228A
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- power supply
- block terminal
- distribution box
- circuit
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Abstract
The invention belongs to the technical field of helicopter tests, and particularly relates to a full-state simulation tester of a DC (direct current) distribution box. The DC distribution box tester mainly comprises a distribution box output detection circuit, a control signal input circuit and a distribution box power supply circuit. The distribution box output detection circuit has a function of detecting various output signals of the distribution box, and simultaneously displaying an output result, and the display result can fully simulate display states of a helicopter; through the display result, a tester can judge whether the distribution box works normally or not. The control signal input circuit has a function of controlling the work logic of the distribution box, and the control mode is fully consistent with that of the helicopter; the tester can control the distribution box through the control signal input circuit so that the distribution box works in a specified state according to the requirements, and various power supply logic tests of the distribution box are conducted.
Description
Technical field
The invention belongs to helicopter experimental technique field, particularly relate to a kind of DC power distribution unit (PDU) total state simulation tester.
Background technology
DC power distribution unit (PDU) (abbreviation block terminal) is the main composition finished product of certain type machine distribution system; its major function is the power supply state according to certain type electromechanical source system; distribution logic on automatic adjusting machine; DC power distribution unit (PDU) also has the defencive functions such as overvoltage protection, short-circuit protection, Reverse Current Protection in addition, for the protection of aircraft electrical network.DC power distribution unit (PDU), when testing, needs the project checked to have: ground power supply power supply logics checks, two power supply logics inspections, storage battery power supply logical check, the inspection of starting power supply logics, over-voltage protecting function inspection, Reverse Current Protection functional check, short-circuit protection function inspection and Alternating Current Power Supply logical checks.
The test method of existing DC power distribution unit (PDU) is in respective point access test signal, checks that corresponding output signal is to judge that whether block terminal duty is correct simultaneously.When testing, each input input signal, detects corresponding output.
To be input signal be all input separately of the shortcoming of this test method, can not power supply state completely on simulated aircraft, some defect of block terminal may be made cannot to be found in test, do not reach the object of test.
Summary of the invention
The technical problem to be solved in the present invention:
Design a kind of complete simulated aircraft to power the exerciser of environment, realize the test under the whole power supply state of block terminal.
Technical scheme of the present invention:
Block terminal exerciser is made up of block terminal output detection circuit, control signal input circuit and block terminal feed circuit, wherein,
The effect of block terminal output detection circuit detects the various output signal of distribution, shown by Output rusults simultaneously, and its display result can display state completely on analog machine, and by showing result, testing crew can judge that whether block terminal work is normal.
The effect of control signal input circuit is the work-based logic controlling block terminal, its control mode and aircraft completely the same, testing crew can control block terminal by control signal input circuit makes it work on request under prescribed conditions, carries out the various power supply logics tests of block terminal.
The effect of block terminal feed circuit is simulation block terminal ground power supply power supply states, two power supply states, storage battery power supply states, start power supply state, overvoltage protection state, Reverse Current Protection state, short-circuit protection state and Alternating Current Power Supply state input state, and on its input state and machine, input state is completely the same.
Design and the aircraft state of block terminal output detection circuit, control signal input circuit and block terminal feed circuit are just the same, when testing, experimenter only need connect various power supply state in feed circuit on request, and under controlling the corresponding work-based logic of block terminal work by control signal input circuit, whether met the demands by the Output rusults of block terminal output detection circuit and can test the experiment work of block terminal.
Beneficial effect of the present invention:
By using this exerciser, can direct current, Alternating Current Power Supply state and distribution control operation on analog machine completely, realize block terminal experiment work under total state.
Accompanying drawing explanation
Accompanying drawing 1-3 block terminal output detection circuit schematic diagram;
Accompanying drawing 4-5 control signal input circuit schematic diagram;
Accompanying drawing 6 block terminal feed circuit schematic diagram;
Accompanying drawing 7 is using state schematic diagram of the present invention.
Embodiment
This exerciser can simulate the various power status of block terminal, realizes the repertoire test of block terminal.Embodiment is as follows:
Block terminal output detection circuit:
Exerciser J1B point is connected with power-by left balanced relay lamp; Exerciser J1K point is connected with power-by left short-circuit protection lamp; Exerciser J1N point is connected with power-by PP9 lamp; Exerciser J1R point is connected with power-by left generating pressure 4 lamp; Exerciser J1S point is connected with power-by left generating pressure 1 lamp; Exerciser J1T point is connected with power-by left generating pressure 3 lamp; Exerciser J1U point is connected with power-by left generating pressure 2 lamp; Exerciser J1V point is connected with power-by starting maintenance lamp; Exerciser J1Y point is sent out start light by a left side and is connected with power-; Exerciser J2J point is connected with power-by left short-circuit protection lamp; Exerciser J2K point is connected with power-by PP8 lamp; Exerciser J2P point is connected with power-by right balanced relay lamp; Exerciser J2R point is connected with power-by right generating pressure 4 lamp; Exerciser J2S point is connected with power-by right generating pressure 1 lamp; Exerciser J2T point is connected with power-by right generating pressure 2 lamp; Exerciser J2U point is connected with power-by right generating pressure 3 lamp; Exerciser J2V point is connected with power-by starting maintenance lamp; Exerciser J2Y point is sent out start light by the right side and is connected with power-; Exerciser J3B point is connected with power-by 115 voltage measurement lamps; Exerciser J3E point exports lamp by 115 voltages and is connected with power-; Exerciser J3G point is connected with power-by 26 voltage measurement lamps; Exerciser J3H point is connected with power-by left battery bus lamp; Exerciser J3J point is connected with power-by 26 voltage detecting lamps; Exerciser J3K point is connected with power-by 115 test lamps; Exerciser J3L point is just connected with power supply by left generator lamp; Exerciser J3M point is just connected with power supply by the left connecting lamp of battery; Exerciser J4B point is connected with power-by right 115 voltage measurement lamps; Exerciser J4E point exports lamp by right 115 voltages and is connected with power-; Exerciser J4F point exports lamp by right 26 voltages and is connected with power-; Exerciser J4G point is connected with power-by 26 voltage measurement lamps; Exerciser J4H point is connected with power-by right battery bus lamp; Exerciser J4J point is connected with power-by right 115 voltage detecting lamps; Exerciser J4L point is just connected with power supply by right generator lamp; Exerciser J4M point is just connected with power supply by the right connecting lamp of battery; Exerciser J4N point is just connected with power supply by the bus-bar lamp that is connected; Exerciser A point is sent out start light by a left side and is connected with power-; Exerciser C point is sent out start light by the right side and is connected with power-; Exerciser F point by 5 Europe resistance with unload bus-bar lamp first and be connected with power-; Exerciser H point by 5 Europe resistance with unload bus-bar lamp first and be connected with power-; Exerciser L point is connected with power-with left bus-bar lamp by 5 Europe resistance; Exerciser N point is connected with power-with right bus-bar lamp by 5 Europe resistance.
Control signal input circuit:
J1A with J1T is connected with " left sending out is connected " switch; J1X with H point is connected with " left initiation is moved " switch; , switch is connected for J1D with J2G and " battery is left ", J1E with J1M is connected with " battery is left " switch; J1D with J2G is connected with " battery is right " switch; J2A with J2L " battery is right " switch is connected; J1H with J1P is connected with " battery is right " switch by " battery is left " switch; J1J with J2B is connected with " battery is right " switch by " battery is left " switch; J1F with J1M is connected with " emergency switching-off " switch, J2C with J2L is connected with " emergency switching-off " switch.When " left interchange " switch puts " connection ", J3H with J3N is connected, and when putting " conversion ", J3H with J3C is connected; When " right interchange " switch puts " connection ", J4H with J4K is connected, and when putting " conversion ", J4H with J4C is connected.
Block terminal feed circuit:
Power supply 1 is connected with " left generator test " switch with " left generator input " end; Power supply 1 is connected with " right generator test " switch with " right generator input " end; Power supply 2 is connected with " ground power supply is tested " switch with " ground power supply input " end; Power supply 2 is connected with " accumulator is tested " switch with " input of accumulator source " end; Power supply 2 is connected with " accumulator is tested " switch with " input of accumulator source " end; Power supply 1 is connected with " a left short circuit " switch with " left generator input " end, and power supply 2 and " right generator input " end are connected with " short circuit is sent out on a left side " switch; Power supply 1 is connected with " a right short circuit " switch with " right generator input " end, and power supply 2 and " left generator input " end are connected with " short circuit is sent out on the right side " switch; Power supply 1 is connected with " accumulator short circuit " switch with " left generator input " end with " right generator input " end, and power supply 2 is connected with " accumulator short circuit " switch with " input of accumulator source ".Power supply 1 is connected with " a left reflux " switch to " left generator input " by rheostat, and power supply 2 is connected with " accumulator short circuit " switch with " input of accumulator source ".Power supply 1 is connected with " a right reflux " switch to " right generator input " end by rheostat, and power supply 2 is connected with " input of accumulator source " " right reflux " switch." left generator input " end is connected to block terminal B point, and " right generator input " end is connected to block terminal D point, and " input of accumulator source " end is connected to block terminal Q point, and " ground power supply input " end is connected to block terminal Q point.
Exerciser principle of work:
When connecting " left generator test " switch, power supply 1 is to the power supply of " left generator input " end.When connecting " right generator test " switch, power supply 1 is to the power supply of " right generator input " end.When connecting " ground power supply test " switch, power supply 2 is to the power supply of " ground power supply input " end.When connecting " accumulator test " switch, power supply 2 is to the power supply of " input of accumulator source " end.When connecting " accumulator test " switch, power supply 2 is to the power supply of " input of accumulator source " end.When connecting " a left short circuit " switch, power supply 1 is to " left generator input " end, and power supply 2 is to the power supply of " right generator input " end.When connecting " a right short circuit " switch, power supply 1 is to " right generator input " end, and power supply 2 is to the power supply of " left generator input " end.When connecting " accumulator short circuit " switch, power supply 1 is to " right generator input " end and the power supply of " left generator input " end, and power supply 2 is powered to " input of accumulator source ".When connecting " a left reflux ", power supply 1 is by rheostat to the power supply of " left generator input " end, and power supply 2 is powered to " input of accumulator source ".When connecting " a right reflux ", power supply 1 is by rheostat to the power supply of " right generator input " end, and power supply 2 is powered to " input of accumulator source "." left generator input " end is connected to block terminal B point, and " right generator input " end is connected to block terminal D point, and " input of accumulator source " end is connected to block terminal Q point, and " ground power supply input " end is connected to block terminal Q point.
J1B, K, N, R, S, T, U, V, Y point in Fig. 2, J2J, K, P, R, S, T, U, V, Y point, B, E, G, H, J, K point of J3, C, E, F, H, G, J point of J4 connects pilot lamp respectively, when these points have high level output, corresponding pilot lamp ignites.L, M point of J3, L, M, N point of J4 connects pilot lamp respectively, and when these points have low level output, corresponding pilot lamp ignites.
In Fig. 3 when connecting " left sending out is connected " switch, J1A with J1T is connected; When connecting " left initiation is moved " switch, J1X is connected with H point; When connecting " battery is left " switch, J1D with J2G is connected, J1E with J1M is connected; When connecting " battery is right " switch, J1D with J2G is connected, J2A with J2L is connected; When " battery left " switch and " the battery right side " switch are all connected, J1H with J1P is connected, J1J with J2B be connected; When connecting emergency switching-off, J1F with J1M is connected, J2C with J2L be connected.When " left interchange " switch puts " connection ", J3H with J3N is connected, and when putting " conversion ", J3H with J3C is connected; When " right interchange " switch puts " connection ", J4H with J4K is connected, and when putting " conversion ", J4H with J4C is connected.
At the trial, should carry out according to the following steps:
Ground power supply is powered inspection
Connect external power supply by figure, ground power supply, accumulator, left generator, right generator contactor will be connected, connect battery left connection, the right connection of battery is opened, emergency switching-off, left sending out connect, rightly send out turn on-switch, check that corresponding pilot lamp should ignite.Disconnect accumulator, left generator, right generator contactor successively, check that corresponding pilot lamp should change.Disconnect the left connection of battery, the right connection of battery, emergency pull switch successively, check that corresponding pilot lamp should change.
Overvoltage crowbar
Connection ground power supply switch, connects the left connection of battery, the right connection of battery is opened, emergency pull switch, external power is adjusted to analog value, checks that corresponding pilot lamp should change.
Two feed circuit inspections
Connect accumulator, left generator, right generator contactor, connect the left connection of battery, the right connection of battery is opened, emergency pull switch, checks that corresponding pilot lamp should ignite.Disconnect the left connection of battery, the right connection of battery, emergency pull switch successively, check that corresponding pilot lamp should change.Disconnect left generator, right generator contactor successively,
Storage battery power supply channel check
Connect battery switch, connect the left connection of battery, the right connection of battery is opened, emergency pull switch, checks that corresponding pilot lamp should ignite.Disconnect the left connection of battery, the right connection of battery, emergency pull switch successively, check that corresponding pilot lamp should change.
Starting circuit checks
Connect battery switch, connect the left connection of battery, the right connection of battery is opened, emergency pull switch, checks that corresponding pilot lamp should ignite.Connect a left starting switch, corresponding pilot lamp should ignite.Disconnect left initiation to move, connect a right starting switch, corresponding pilot lamp should ignite.
Ground power supply switch will be connected, connect the left connection of battery, the right connection of battery will be opened, emergency pull switch, check that corresponding pilot lamp should ignite.Connect a left starting switch, corresponding pilot lamp should ignite.Disconnect left initiation to move, connect a right starting switch, corresponding pilot lamp should ignite.
Reverse Current Protection is tested
Accumulator, left generator, right generator contactor will be connected, connect the left connection of battery, the right connection of battery will be opened, emergency pull switch, check that corresponding pilot lamp should ignite.Connect a left reflux switch, regulate pot to analog value, check that pilot lamp should have respective change.Connect a right reflux switch, regulate pot to analog value, check that pilot lamp should have respective change.
Short-circuit protection is tested
Accumulator, left generator, right generator contactor will be connected, emergency pull switch, check that corresponding pilot lamp should ignite.Connect the left connecting valve of battery, regulation voltage, to analog value, checks that pilot lamp should have respective change.Connect the right connecting valve of battery, regulation voltage, to analog value, checks that pilot lamp should have respective change.
AC distribution is tested
Connect alternating-current switch, connect left interchange, right alternating-current switch successively, check that pilot lamp should have display, successively switch spanner is referred to that left-hand rotation is changed, right-hand rotation is changed, and checks that pilot lamp should change.
Claims (1)
1. block terminal exerciser, is characterized in that, this exerciser is made up of block terminal output detection circuit, control signal input circuit and block terminal feed circuit, wherein,
The effect of block terminal output detection circuit detects the various output signal of distribution, shown by Output rusults simultaneously, and its display result can display state completely on analog machine, and by showing result, testing crew can judge that whether block terminal work is normal;
The effect of control signal input circuit is the work-based logic controlling block terminal, its control mode and aircraft completely the same, testing crew can control block terminal by control signal input circuit makes it work on request under prescribed conditions, carries out the various power supply logics tests of block terminal;
The effect of block terminal feed circuit is simulation block terminal ground power supply power supply states, two power supply states, storage battery power supply states, start power supply state, overvoltage protection state, Reverse Current Protection state, short-circuit protection state and Alternating Current Power Supply state input state, and on its input state and machine, input state is completely the same;
Design and the aircraft state of block terminal output detection circuit, control signal input circuit and block terminal feed circuit are just the same, when testing, experimenter only need connect various power supply state in feed circuit on request, and under controlling the corresponding work-based logic of block terminal work by control signal input circuit, whether met the demands by the Output rusults of block terminal output detection circuit and can test the experiment work of block terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310337390.7A CN104345228A (en) | 2013-08-05 | 2013-08-05 | Distribution box tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310337390.7A CN104345228A (en) | 2013-08-05 | 2013-08-05 | Distribution box tester |
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| Publication Number | Publication Date |
|---|---|
| CN104345228A true CN104345228A (en) | 2015-02-11 |
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|---|---|---|---|
| CN201310337390.7A Pending CN104345228A (en) | 2013-08-05 | 2013-08-05 | Distribution box tester |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834306A (en) * | 2015-04-29 | 2015-08-12 | 哈尔滨飞机工业集团有限责任公司 | Transporter air-conditioning system control circuit tester |
| CN105425078A (en) * | 2015-12-12 | 2016-03-23 | 常州大学 | Single-phase inverter auxiliary test device |
| CN106885985A (en) * | 2017-02-28 | 2017-06-23 | 中国人民解放军空军工程大学 | Aircraft fuel oil DC power distribution unit (PDU) detecting system and detection method |
| CN107290602A (en) * | 2016-04-12 | 2017-10-24 | 哈尔滨飞机工业集团有限责任公司 | A kind of vacant lot state simulation exerciser |
| CN110543161A (en) * | 2019-07-16 | 2019-12-06 | 中航通飞华南飞机工业有限公司 | Static test device for control box of airplane direct current generator |
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| CN201364371Y (en) * | 2009-01-16 | 2009-12-16 | 比亚迪股份有限公司 | Function test system of automobile distribution box |
| CN201583612U (en) * | 2010-01-07 | 2010-09-15 | 哈尔滨飞机工业集团有限责任公司 | Voltage regulator open-loop testing device |
| CN201637793U (en) * | 2010-02-11 | 2010-11-17 | 哈尔滨飞机工业集团有限责任公司 | Tester of reversed current protector |
| 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 |
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2013
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4276702A (en) * | 1976-12-06 | 1981-07-07 | Pacer Systems, Inc. | Aircraft flight simulating trainer |
| CN201364371Y (en) * | 2009-01-16 | 2009-12-16 | 比亚迪股份有限公司 | Function test system of automobile distribution box |
| CN201583612U (en) * | 2010-01-07 | 2010-09-15 | 哈尔滨飞机工业集团有限责任公司 | Voltage regulator open-loop testing device |
| CN201637793U (en) * | 2010-02-11 | 2010-11-17 | 哈尔滨飞机工业集团有限责任公司 | Tester of reversed current protector |
| 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 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834306A (en) * | 2015-04-29 | 2015-08-12 | 哈尔滨飞机工业集团有限责任公司 | Transporter air-conditioning system control circuit tester |
| CN104834306B (en) * | 2015-04-29 | 2017-10-31 | 哈尔滨飞机工业集团有限责任公司 | A kind of transporter Air-condition system control circuit tester |
| CN105425078A (en) * | 2015-12-12 | 2016-03-23 | 常州大学 | Single-phase inverter auxiliary test device |
| CN105425078B (en) * | 2015-12-12 | 2018-02-02 | 常州大学 | A kind of single-phase inverter auxiliary test unit |
| CN107290602A (en) * | 2016-04-12 | 2017-10-24 | 哈尔滨飞机工业集团有限责任公司 | A kind of vacant lot state simulation exerciser |
| CN106885985A (en) * | 2017-02-28 | 2017-06-23 | 中国人民解放军空军工程大学 | Aircraft fuel oil DC power distribution unit (PDU) detecting system and detection method |
| CN106885985B (en) * | 2017-02-28 | 2019-03-26 | 中国人民解放军空军工程大学 | Aircraft fuel oil DC power distribution unit (PDU) detection system and detection method |
| CN110543161A (en) * | 2019-07-16 | 2019-12-06 | 中航通飞华南飞机工业有限公司 | Static test device for control box of airplane direct current generator |
| CN110543161B (en) * | 2019-07-16 | 2021-08-03 | 中航通飞华南飞机工业有限公司 | Static test device for control box of airplane direct current generator |
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Application publication date: 20150211 |