CN102255495A - Scheduling switch system power tandem isolation equipment - Google Patents
Scheduling switch system power tandem isolation equipment Download PDFInfo
- Publication number
- CN102255495A CN102255495A CN2011101861517A CN201110186151A CN102255495A CN 102255495 A CN102255495 A CN 102255495A CN 2011101861517 A CN2011101861517 A CN 2011101861517A CN 201110186151 A CN201110186151 A CN 201110186151A CN 102255495 A CN102255495 A CN 102255495A
- Authority
- CN
- China
- Prior art keywords
- power supply
- output
- connects
- parallel connection
- external power
- 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.)
- Pending
Links
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses scheduling switch system power tandem isolation equipment, which is special power supply management equipment and realizes safety guarantee for power supply. The technical scheme is that: the scheduling switch system power tandem isolation equipment consists of external power interfaces 1 and 2, input alarming dry contacts 1 and 2, power output interfaces 1 and 2, output alarming dry contacts 1 and 2, each electronic component, a circuit board, a super-richness radiation device and a mounting case. The equipment provided by the invention can be used for power supply control in related scheduling switch systems.
Description
Technical field
The present invention discloses a kind of multiple power supplies access device, a kind of specifically Dispatching Exchange System power supply tandem xegregating unit.
Background technology
After electric power energy was created out, various power consumption equipments occurred one after another, and thing followed power supply supply control technology and product have also just used in a large number.
Wherein the class technology that relates to electric supply installation and control is extremely important concerning the user that power supply uses; the one, guarantee the through and off of power supply, the 2nd, guarantee under improper outage, can also protect power consumption equipment not to be damaged; the 3rd, guarantee the work of power consumption equipment long-term stability, can not cut off the power supply.And so on, all be a series of technical barrier.
At this type of problem, the professional institution that conducts a research, universities and colleges, enterprises and institutions, individual invention are a lot of per capita, and, the technology of having applied for national patent at present is also a lot, as application number is 90103703.6 " switch power supply equipment and partition method thereof ", and application number is that 200910236447.8 " dual power supply device and dual power supply method " promptly can be representative case wherein.But the innovation of this type of technology is not have forever to end the footpath, and new technological means constantly occurs, and is representing the eternal of innovation.
The management of power use for Dispatching Exchange System requires higher, because of it relates to great safety guarantee problem, therefore, the technical staff of our company has developed Dispatching Exchange System power supply tandem xegregating unit disclosed by the invention targetedly, adopt new design and organization plan, solve any one tunnel input power failure, another road power supply is kept normal power supply.Do not produce power supply handoff and voltage step saltus step, do not produce power supply yet and switch interference.
Summary of the invention
Purpose of the present invention just provides guarantees in a kind of Dispatching Exchange System that power supply supplies with normal power supply tandem xegregating unit.
Realize that technical scheme of the present invention is such: Dispatching Exchange System power supply tandem xegregating unit, constitute external power interface 1, external power interface 2, input 1 alarm dry contact, input 2 alarm dry contacts, power output interface 1, power output interface 2, output 1 alarm dry contact, output 2 alarm dry contacts, each electronic devices and components, circuit board, super rich degree heat abstractor, cabinet is installed, and to be external power interface 1 negative pole connect with a end after the D3 parallel connection through fuse FUSE and R3, R1 and a end after LED1 connects, D1, J1 concrete structure; The D1 other end is connected to L1, and the L1 other end connects with a end, overcurrent protection after the J3 parallel connection with C1, C2, R5, D5 again; Overcurrent protection is connecting the negative pole of power supply output 1; External power supply 2 negative poles are through an end, R2 after fuse FUSE and R4, J2 and the D4 parallel connection and an end, D2 connection after LED2 connects; The D2 other end is connected to L2, and the L2 other end connects with a end, overcurrent protection after the J4 parallel connection with C3, C4, R6, D6 again; Overcurrent protection is connecting the negative pole of power supply output 2; After the positive pole of an end, the R2 after an end, R1 after the positive pole of the positive pole of external power supply 1 and external power supply 2 and J1 and the D3 parallel connection and the end after LED1 connects, J2 and the D4 parallel connection and an end, C1, C2, C3, C4, D5 after LED2 connects and an end, D6 after J3 is in parallel and the end after J4 is in parallel, power supply output 1 and the positive pole of power supply output 2 linked, common and earth point GND linked; L1 and L2 UNICOM; And circuit board is provided with input 1 alarm dry contact, input 2 alarm dry contacts, output 1 alarm dry contact, output 2 alarm dry contacts; Each electronic devices and components are installed and are integrated on the circuit board, are loaded on to install in the cabinet.
Beneficial effect of the present invention is: the unilateal conduction characteristic that makes full use of the high power switch diode; The input of two-way DC power supply, the output of two-way DC power supply; The dual input power supply is worked simultaneously, adopts the high power switch diode to carry out tandem and isolation; Any one tunnel input power failure, another road power supply is kept normal power supply, does not produce power supply handoff and voltage step saltus step, does not also produce power supply and switches interference; The road power supply that breaks down is isolated through high-power high back-pressure switching diode, can not impact another road power supply, and isolation resistance does not produce backflow greater than 10M Ω; This circuit has adopted the heat dissipation design of super rich degree, makes it when ambient temperature surpasses 40 ℃, and (under 2 * 20A) operating states, the equipment temperature rise is no more than 15 ℃ at big electric current; This equipment does not have fan, adopts Natural Heat Convection, noiselessness in the use; Relay dry contact alarm output is arranged, guarantee safe and reliable.
Description of drawings
Fig. 1 is a circuit principle structure schematic diagram of the present invention;
Fig. 2 is a circuit structure parameter schematic diagram of the present invention.
Among above-mentioned each figure: C1, C2, C3, C4 are capacitors; D1, D2, D3, D4, D5, D6 are diodes; J1, J2, J3, J4 are relays; L1, L2 are inductance coils; LED1, LED2 are light-emitting diodes; R1, R2, R3, R4, R5, R6 are resistance, and FUSE, overcurrent protection are fuses.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described as follows:
Embodiment: Dispatching Exchange System power supply tandem xegregating unit
To be external power interface 1 negative pole connect with a end after the D3 parallel connection through fuse FUSE and R3, R1 and a end after LED1 connects, D1, J1 concrete structure; The D1 other end is connected to L1, and the L1 other end connects with a end, overcurrent protection after the J3 parallel connection with C1, C2, R5, D5 again; Overcurrent protection is connecting the negative pole of power supply output 1; External power supply 2 negative poles are through an end, R2 after fuse FUSE and R4, J2 and the D4 parallel connection and an end, D2 connection after LED2 connects; The D2 other end is connected to L2, and the L2 other end connects with a end, overcurrent protection after the J4 parallel connection with C3, C4, R6, D6 again; Overcurrent protection is connecting the negative pole of power supply output 2; After the positive pole of an end, the R2 after an end, R1 after the positive pole of the positive pole of external power supply 1 and external power supply 2 and J1 and the D3 parallel connection and the end after LED1 connects, J2 and the D4 parallel connection and an end, C1, C2, C3, C4, D5 after LED2 connects and an end, D6 after J3 is in parallel and the end after J4 is in parallel, power supply output 1 and the positive pole of power supply output 2 linked, common and earth point GND linked; L1 and L2 UNICOM; And circuit board is provided with input 1 alarm dry contact, input 2 alarm dry contacts, output 1 alarm dry contact, output 2 alarm dry contacts; Each electronic devices and components are installed and are integrated on the circuit board, use super rich degree heat abstractor to be loaded on and install in the cabinet.
Wherein, to can be following table listed for the parameter of each device:
Reach direct current dual input 48V, direct current two-way output 48V.
Claims (1)
1. Dispatching Exchange System power supply tandem xegregating unit, constitute external power interface 1, external power interface 2, input 1 alarm dry contact, input 2 alarm dry contacts, power output interface 1, power output interface 2, output 1 alarm dry contact, output 2 alarm dry contacts, each electronic devices and components, circuit board, super rich degree heat abstractor, cabinet is installed, is it is characterized in that: external power interface 1 negative pole connects with a end after the D3 parallel connection through fuse FUSE and R3, R1 and a end after LED1 connects, D1, J1; The D1 other end is connected to L1, and the L1 other end connects with a end, overcurrent protection after the J3 parallel connection with C1, C2, R5, D5 again; Overcurrent protection is connecting the negative pole of power supply output 1; External power supply 2 negative poles are through an end, R2 after fuse FUSE and R4, J2 and the D4 parallel connection and an end, D2 connection after LED2 connects; The D2 other end is connected to L2, and the L2 other end connects with a end, overcurrent protection after the J4 parallel connection with C3, C4, R6, D6 again; Overcurrent protection is connecting the negative pole of power supply output 2; After the positive pole of an end, the R2 after an end, R1 after the positive pole of the positive pole of external power supply 1 and external power supply 2 and J1 and the D3 parallel connection and the end after LED1 connects, J2 and the D4 parallel connection and an end, C1, C2, C3, C4, D5 after LED2 connects and an end, D6 after J3 is in parallel and the end after J4 is in parallel, power supply output 1 and the positive pole of power supply output 2 linked, common and earth point GND linked; L1 and L2 UNICOM; And circuit board is provided with input 1 alarm dry contact, input 2 alarm dry contacts, output 1 alarm dry contact, output 2 alarm dry contacts; Each electronic devices and components are installed and are integrated on the circuit board, are loaded on to install in the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101861517A CN102255495A (en) | 2011-07-05 | 2011-07-05 | Scheduling switch system power tandem isolation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101861517A CN102255495A (en) | 2011-07-05 | 2011-07-05 | Scheduling switch system power tandem isolation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102255495A true CN102255495A (en) | 2011-11-23 |
Family
ID=44982521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101861517A Pending CN102255495A (en) | 2011-07-05 | 2011-07-05 | Scheduling switch system power tandem isolation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102255495A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5319249A (en) * | 1992-08-07 | 1994-06-07 | The United States Of America As Represented By The Secretary Of The Navy | Power conversion system modification to permit use of DC power source |
| CN2476839Y (en) * | 2001-01-19 | 2002-02-13 | 联想(北京)有限公司 | Double-power key trigging type network safety isolated controller |
| CN2523098Y (en) * | 2002-01-29 | 2002-11-27 | 舒斌 | Power source module |
| CN1476140A (en) * | 2002-08-15 | 2004-02-18 | 冉茂鑫 | Bi non interrupted switch power supply rebudance output method and its system |
| CN101262135A (en) * | 2007-03-09 | 2008-09-10 | 台达电子工业股份有限公司 | Parallel non-interrupted power supply system |
-
2011
- 2011-07-05 CN CN2011101861517A patent/CN102255495A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5319249A (en) * | 1992-08-07 | 1994-06-07 | The United States Of America As Represented By The Secretary Of The Navy | Power conversion system modification to permit use of DC power source |
| CN2476839Y (en) * | 2001-01-19 | 2002-02-13 | 联想(北京)有限公司 | Double-power key trigging type network safety isolated controller |
| CN2523098Y (en) * | 2002-01-29 | 2002-11-27 | 舒斌 | Power source module |
| CN1476140A (en) * | 2002-08-15 | 2004-02-18 | 冉茂鑫 | Bi non interrupted switch power supply rebudance output method and its system |
| CN101262135A (en) * | 2007-03-09 | 2008-09-10 | 台达电子工业股份有限公司 | Parallel non-interrupted power supply system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104079059A (en) | Static change-over switch circuit for UPS | |
| CN203707869U (en) | Reserve-type redundancy low-voltage distribution system for nuclear power station | |
| CN205195230U (en) | Circuit in earthleakage protective equipment automation | |
| CN204652311U (en) | A kind of photovoltaic combiner box and photovoltaic system | |
| CN102255495A (en) | Scheduling switch system power tandem isolation equipment | |
| CN102403736A (en) | Method and system for switching microgrid from island mode to grid connected mode | |
| CN206250835U (en) | Voltage transformer power-supply device and its power supply prepared auto restart control device | |
| CN205882838U (en) | Redundancy power supply auto -change over device based on switching power supply | |
| CN204696640U (en) | A kind of electronic fuse for photovoltaic DC header box | |
| CN204167981U (en) | Efficient formula power-supply system mixed with general effect rectification module | |
| CN202797954U (en) | Power management unit (PMU) with lightning protection function | |
| CN202856451U (en) | Miniature intelligent direct current power supply | |
| CN202268737U (en) | Explosion suppression and intrinsic safety dual-circuit power supply for mine | |
| CN202268739U (en) | Dual power supply transfer system | |
| CN205986313U (en) | DC AC invertion power supply system | |
| CN204316320U (en) | A kind of relay reducing protective circuit for photovoltaic DC-to-AC converter | |
| CN204858717U (en) | Embedded continuous current plant | |
| CN204290263U (en) | The electronic insurance circuit of self-replaced type | |
| CN204706926U (en) | With the portable power source of dual over-voltage protecting function | |
| CN203894615U (en) | Novel power-generator wireless control and monitoring device | |
| CN203339648U (en) | DC energy storage power supply protecting tripping mechanism | |
| CN203193173U (en) | Armored movable-type AC metal closed switchgear | |
| CN221103024U (en) | Auxiliary source power taking circuit and control system of intelligent power distribution cabinet | |
| CN203445685U (en) | Novel power plug-in unit for microcomputer protection switch | |
| CN202372271U (en) | Temperature monitoring device for HF (high frequency) switch power source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20111123 |