CN202481323U - 36V alternating current power supply system of airplane - Google Patents
36V alternating current power supply system of airplane Download PDFInfo
- Publication number
- CN202481323U CN202481323U CN 201220086856 CN201220086856U CN202481323U CN 202481323 U CN202481323 U CN 202481323U CN 201220086856 CN201220086856 CN 201220086856 CN 201220086856 U CN201220086856 U CN 201220086856U CN 202481323 U CN202481323 U CN 202481323U
- Authority
- CN
- China
- Prior art keywords
- static converter
- subsequent use
- switch
- master
- current transformer
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Direct Current Feeding And Distribution (AREA)
Abstract
The utility model belongs to the aviation electrical field, and in particular relates to an improvement of a 36V alternating current power supply system of an airplane. A line is redesigned according to an interface definition of a static current transformer SL-1000E; a switching box ZJH-3 is eliminated; a backup static current transformer is started according to a fault output signal of a main static current transformer; an output contactor is locked according to a normal output signal of the main static current transformer; and therefore, the line can be powered reliably. Compared with the prior art, the switching box ZJH-3 is eliminated, the backup static current transformer SL-1000E is started according to the fault output signal of the main static current transformer, and the output contactor is locked according to the normal output signal of the main static current transformer, so that the line can be powered reliably; therefore, wires of a switch and an indicating lamp are simplified; the line is simple; and the 36V alternating current power supply system is high in reliability and light in weight.
Description
Technical field
The utility model belongs to the aviation electric field, particularly relates to the improvement of a kind of aircraft 36V ac power supply system.
Background technology
For a long time, aircraft 36V source of AC is supplied with by two rotary three-phase umformer SBL-1000 always.As shown in Figure 1, full machine has two SBL-1000, a main usefulness, and one is subsequent use, primary, spare umformer SBL-1000 and interconnecting device ZJH-3 auxiliary work.When exchanging the end phase fault, opening circuit; The dc terminal short circuit, when opening circuit, interconnecting device ZJH-3 automatic cutout is main uses the umformer circuit, and connects subsequent use umformer.Use rotary three-phase umformer SBL-1000, the big noise of weight is high, and for realizing active and standby automatic conversion, interconnecting device ZJH-3 must supportingly be provided, the circuit complex connection, and reliability is low.
Summary of the invention
The technical matters that the utility model will solve: the utility model provides a kind of type aircraft 36V ac power supply system, has cancelled interconnecting device ZJH-3, and conversion line is simple, and reliability is high.
The technical scheme of the utility model: in order to solve the problems of the technologies described above; The utility model is realized through following technical scheme: according to the interface definition of SL-1000E designed lines again; Cancellation interconnecting device ZJH-3 utilizes main fault output signal with quiet change device to start subsequent use static converter, utilizes main with quiet change device normal output signal locking output contactless switch; The assurance circuit is reliably supplied power, and is specially:
A kind of aircraft 36V ac power supply system; Form with the subsequent use static converter of static converter 4, SL-1000E 5,28V power bars 6, fuse 7, subsequent use static converter relay indicating light 8 and switch 9 by 36V AC distribution box 1, filter capacitor 2, contactless switch 3, SL-1000E master; Three-phase bus-bar in the 36V AC distribution box 13 groups through filter capacitor 2 and contactless switch 3 are often opened with normally closed contact and are connected respectively; SL-1000E master is connected with 3 groups of open contacts of contactless switch 3 respectively with A, B, the C hole of static converter 4 plugs; The A of subsequent use static converter 5 plugs of SL-1000E, B, C hole are connected with 3 groups of normally closed contacts of contactless switch 3 respectively; 1 of switch 9 is passed through fuse 7 and is connected with 28V power bars 6; 2 of switch 9 are connected with 1 hole of static converter 4 plugs with SL-1000E master; 31 holes with subsequent use static converter 5 plugs of SL-1000E of switch 9 are connected, and 28V power bars 6 is connected with the positive terminal of static converter 4 with the subsequent use static converter 5 of SL-1000E with SL-1000E master respectively through fuse 7, and SL-1000E master is connected with body with the negative terminal of static converter 4 with the subsequent use static converter 5 of SL-1000E; SL-1000E master is connected with the loop A point of contactless switch 3 with 4 holes of static converter 4 plugs; The coil B point of contactless switch 3 body of meeting sb. at the airport, 4 holes of subsequent use static converter 5 plugs of SL-1000E are connected with subsequent use static converter relay indicating light 8 anodes, the negative terminal of subsequent use static converter relay indicating light 8 body of meeting sb. at the airport.
Being defined as of two SL-1000E static converter plugs: 1 hole and 2 holes are when input 28V power supply; Starting static converter SL-1000E starts working; 3 holes output fault 28V signal, the 28V signal of 4 holes output normal operation, the A of plug, B, C hole are the output of three-phase 36V source of AC; Positive terminal connects 28V input power supply, the negative terminal body of meeting sb. at the airport.
The beneficial effect of the utility model: compared with prior art, the utility model cancellation interconnecting device ZJH-3 utilizes the fault output signal starting SL-1000E subsequent use static converter of SL-1000E master with quiet change device; Utilize main with quiet change device normal output signal locking output contactless switch; The assurance circuit is reliably supplied power, and has simplified the wiring of switch and indicator lamp, and circuit is simple; Reliability is high, and is in light weight.
Description of drawings
Fig. 1 is prior art 36V ac power supply system line figure;
Fig. 2 is the utility model system line figure.
Wherein, 1-36V AC distribution box, the 2-filter capacitor, the 3-contactless switch, 4-SL-1000E master uses static converter, the subsequent use static converter of 5-SL-1000E, 6-28V power bars, 7-fuse, the subsequent use static converter relay indicating light of 8-, 9-switch.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail: 28V power bars 6 is supplied power with static converter 4 and the subsequent use static converter 5 of SL-1000E to SL-1000E master through fuse 7, and switch 9 control SL-1000E masters are with the mode of operation of static converter 4 and the subsequent use static converter 5 of SL-1000E.When switch 9 is pulled main with or during the spare space, 28V power bars 6 arrives 1 hole of SL-1000E masters with static converter 4 or the subsequent use static converter 5 of SL-1000E through switch 9 again through fuse 7, starts corresponding static converter and devotes oneself to work.When switch 9 is pulled the main position of using; After SL-1000E master works with static converter 4; Through A, B, the C hole output three-phase 36V source of AC of SL-1000E master with static converter 4 plugs, at the 28V signal of 4 holes of plug output normal operation, these signal control contactless switch 3 coils are charged simultaneously; Make the open contact adhesive, SL-1000E master supplies power to 36V AC distribution box 1 through contactless switch 3 and filter capacitor 2 with static converter 4.As SL-1000E master during with static converter 4 faults; At 3 holes of plug output fault 28V signal; This signal is through 2 holes of the subsequent use static converter 5 of SL-1000E, and the subsequent use static converter 5 of starting SL-1000E is worked, and SL-1000E master does not have the 28V normal output signal with plug 4 holes of static converter 4 simultaneously; Contactless switch 3 coil blackouts; The subsequent use static converter 5 of SL-1000E is supplied power to 36V AC distribution box 1 through the open contact and the filter capacitor 2 of contactless switch 3, and the subsequent use static converter 5 of SL-1000E is lighted subsequent use static converter relay indicating light 8 at the 28V signal of 4 holes of plug output normal operation simultaneously.
The utility model cancellation interconnecting device ZJH-3; Utilize SL-1000E master to start the subsequent use static converter of SL-1000E with the fault output signal of quiet change device, utilize main the locking with quiet change device normal output signal to export contactless switch, the assurance circuit is reliably supplied power; Simplified the wiring of switch and indicator lamp; Circuit is simple, and reliability is high, and is in light weight.
Claims (1)
1. aircraft 36V ac power supply system; It is characterized in that; Form with static converter [4], the subsequent use static converter of SL-1000E [5], 28V power bars [6], fuse [7], subsequent use static converter relay indicating light [8] and switch [9] by 36V AC distribution box [1], filter capacitor [2], contactless switch [3], SL-1000E master; Three-phase bus-bar in the 36V AC distribution box [1] 3 groups through filter capacitor [2] and contactless switch [3] are often opened with normally closed contact and are connected respectively; SL-1000E master is connected with 3 groups of open contacts of contactless switch [3] respectively with A, B, the C hole of static converter [4] plug; The A of the subsequent use static converter of SL-1000E [5] plug, B, C hole are connected with 3 groups of normally closed contacts of contactless switch [3] respectively; 1 of switch [9] is passed through fuse [7] and is connected with 28V power bars [6]; 2 of switch [9] are connected with 1 hole of static converter [4] plug with SL-1000E master; 31 holes with the subsequent use static converter of SL-1000E [5] plug of switch [9] are connected, and 28V power bars [6] is connected with the positive terminal of static converter [4] with the subsequent use static converter of SL-1000E [5] with SL-1000E master respectively through fuse [7], and SL-1000E master is connected with body with the negative terminal of static converter [4] with the subsequent use static converter of SL-1000E [5]; SL-1000E master is connected with the loop A point of contactless switch [3] with 4 holes of static converter [4] plug; The coil B point of contactless switch [3] body of meeting sb. at the airport, 4 holes of the subsequent use static converter of SL-1000E [5] plug are connected with subsequent use static converter relay indicating light [8] anode, the negative terminal of subsequent use static converter relay indicating light [8] body of meeting sb. at the airport.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220086856 CN202481323U (en) | 2012-03-09 | 2012-03-09 | 36V alternating current power supply system of airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220086856 CN202481323U (en) | 2012-03-09 | 2012-03-09 | 36V alternating current power supply system of airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202481323U true CN202481323U (en) | 2012-10-10 |
Family
ID=46955769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220086856 Expired - Fee Related CN202481323U (en) | 2012-03-09 | 2012-03-09 | 36V alternating current power supply system of airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202481323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097784B (en) * | 2014-08-01 | 2016-07-06 | 莫傲 | The log system of aircraft and data processing method thereof |
-
2012
- 2012-03-09 CN CN 201220086856 patent/CN202481323U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097784B (en) * | 2014-08-01 | 2016-07-06 | 莫傲 | The log system of aircraft and data processing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104821652A (en) | Industrial power supply ups system | |
| CN203660492U (en) | Microcomputer comprehensive protection device having active/passive automatic switching function | |
| CN204615497U (en) | Industrial power supply ups system | |
| EP3027461A1 (en) | Battery charger for electric vehicles | |
| CN202481323U (en) | 36V alternating current power supply system of airplane | |
| CN204681157U (en) | A kind of intelligent double-power control system | |
| CN201937193U (en) | Mobile box-type transformer substation automobile with automatic phase-checking system | |
| CN203312773U (en) | Connection control structure for photovoltaic inverter direct current side | |
| CN105244994A (en) | Power switch and standby control power supply system for internal control devices of power switch | |
| CN205123393U (en) | Power switch and reserve control electrical power generating system of inside control device thereof | |
| CN203896038U (en) | Emergency generator car with power supply rapid switching apparatus | |
| CN207053400U (en) | Switch power supply equipment and system | |
| CN203911571U (en) | Dual-power-supplying device used for ring main unit | |
| CN203434595U (en) | Dual power supply manual switch protection circuit | |
| CN203301227U (en) | Uninterrupted power supply (UPS) automatic switching device | |
| CN202840677U (en) | Excitation device for improving reliability of excitation system of pumped storage unit | |
| CN202276189U (en) | Control power supply dual-channel power supplying device for high voltage inverter | |
| CN104993572A (en) | Novel voltage paralleling switching handle and method for using same | |
| CN204794339U (en) | System for electrified adoption is hauled oneself willingly into technique fully and is replaced 10kV transformer | |
| CN204792535U (en) | Disconnected electrical interlocks of an unification | |
| CN202586451U (en) | Single-return-circuit power supplying emergency power supply cabinet | |
| CN203071643U (en) | Power supply switching loop for 10KV switching station control | |
| CN214590762U (en) | Power supply control device for vehicle-mounted water purifying equipment | |
| CN204008725U (en) | Vacuum circuit breaker debugging termination | |
| CN102412547B (en) | Control device of outdoor high voltage alternating current vacuum breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20180309 |