CN101951722A - Energy-saving type emergency lighting distribution box - Google Patents
Energy-saving type emergency lighting distribution box Download PDFInfo
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- CN101951722A CN101951722A CN2010105084927A CN201010508492A CN101951722A CN 101951722 A CN101951722 A CN 101951722A CN 2010105084927 A CN2010105084927 A CN 2010105084927A CN 201010508492 A CN201010508492 A CN 201010508492A CN 101951722 A CN101951722 A CN 101951722A
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- contactor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention belongs to the technical field of emergency lighting distribution boxes, in particular to an energy-saving type emergency lighting distribution box. The invention is suitable for the condition that alternating current power supply and direct current power supply are provided in the field at the same time and only alternating current is fed out through power distribution. In the invention, a voltage type single-phase bridge type inverter circuit is adopted to realize that the alternating current is always fed out through the power distribution. Proper control methods, such as PWM (Pulse Wavelength Modulation) and SPWM (Sinusoidal Pulse Width Modulation) modulation technologies are utilized for assist to make a wave form of output voltage tend to be sine, and voltages is adjusted within a reasonable range by controlling the magnitude of fundamental voltage of the output voltage, thereby the purpose of saving energy is achieved. By adopting the emergency lighting distribution box, the selection of lighting light source modes is not limited; lighting facilities with the same type can be selected in a certain zone to make lighting designs be more convenient and decoration be more beautiful; different types of energy-saving lamps, such gas discharge and the like, can be selected at the same time, and thus, energy-saving effect is obvious; and energy can be saved by properly adjusting the voltage.
Description
Technical field
The invention belongs to the emergency lighting distribution box technical field, especially energy-saving emergency lighting distribution box be applicable to when the scene to have two kinds of power supplys of AC and DC simultaneously, and distribution feeds out the situation of having only alternating current.
Background technology
In traditional light distribution field, emergency lighting distribution box is generally installed A.C. contactor, D.C. contactor, relay, change over switch, indicator light etc.Generally introduce one tunnel low pressure 220V AC power by low-voltage distribution cabinet, introduce one road 220V DC power supply by DC power supply panel, the two-way power supply switches in distribution box, guarantees output AC power source when operate as normal, and the outage of operate as normal power supply accident changes direct current supply and output automatically over to.This technical development is very ripe to today, and is widely used.Yet along with the continuous development of industrial automation level, the drawback of tradition control and distribution system also displays step by step.Practice shows, existing control and distribution system aspect illumination Design and the finishing, all there are a lot of weak points in light fixture and lighting source selection aspect.For example in mine, sintering, pelletizing and other plant design projects, DC power supply has all been designed in total step-down substation and high voltage power distribution chamber, and installation emergency lighting distribution box, the emergency lighting light source can only be selected incandescent lamp, and the Capacity Selection of illumination regulation and stipulation incandescent lamp can not surpass 100W, even so also can cause a large amount of waste of energy.
Power electronic technology, information technology and fast development of computer technology make the conversion of electric energy and control become better and approaching perfection day by day.Inversion transformation technique is applied in the emergency lighting distribution box, will brings beyond thought benefit.At first, need not select incandescent lamp, can select dissimilar electricity-saving lamps such as gas discharge simultaneously, energy-saving effect is remarkable; Moreover, adopt advanced SPWM control technology, can suitably pressure regulation in satisfying the light source technology indication range, advance one one and improve energy-saving effect.
Summary of the invention
The object of the present invention is to provide a kind of novel energy-saving emergency lighting distribution box based on the electronic power inversion technology, major loop adopts full-controlled switch device (IGBT or P-MOSFET) and diode, and control loop adopts analog controller, digitial controller or microsystem.The SPWM sinusoidal pulse width modulation technology of uses advanced has fundamentally satisfied the requirement of output perfect sinusoidal shape.
The objective of the invention is to realize by following technical proposals.
Energy-saving emergency lighting distribution box of the present invention, comprise the distribution casing, it is characterized in that comprising the booster circuit that D.C. contactor S2 normal opened contact is connected with DC power supply that passes through that is located in the described distribution casing, the inversion major loop that is connected of booster circuit therewith, by D.C. contactor S3 normally closed contact therewith the emergency lighting that is connected of inversion major loop feed out the loop, the pwm control circuit that is connected with described booster circuit, the SPWM control circuit that is connected with described inversion major loop, by being connected in before the A.C. contactor S1 normal opened contact and being connected in the power supply switching circuit that control loop constituted before the D.C. contactor S2 normal opened contact, described emergency lighting feeds out the loop and is connected with operating illumination.
Described booster circuit is the BOOST booster circuit, by copped wave pipe V, the sustained diode that is connected of copped wave pipe V therewith, the reactor L that is connected of sustained diode therewith, the capacitor C that is connected of reactor L constitutes therewith, and this capacitor C also is connected with described copped wave pipe V and forms the loop.
Described inverter circuit is a voltage-type single-phase bridge inverter circuit, this voltage-type single-phase bridge inverter circuit is by 4 full-controlled switch device V1, V2, V3, V4,4 fly-wheel diode VD1, VD2, VD3, VD4 form, described full-controlled switch device V1 and fly-wheel diode VD1 inverse parallel, full-controlled switch device V2 and fly-wheel diode VD2 inverse parallel, full-controlled switch device V3 and fly-wheel diode VD3 inverse parallel, full-controlled switch device V4 and fly-wheel diode VD4 inverse parallel, 4 groups of inverse parallel component groups are helped bridging line then.
Copped wave pipe V in the described booster circuit adopts IGBT or P-MOSFET.
Full-controlled switch device V1 in the described inverter circuit, V2, V3, V4 adopt IGBT or P-MOSFET.
Described inversion major loop adopts Intelligent Power Module IPM.
Described pwm control circuit is made up of optocoupler and drive circuit that integrated PWM controller and integrated therewith PWM controller are connected; Described SPWM control circuit by 8031 microsystems and respectively therewith the optocoupler, the drive circuit that are connected of 8031 microsystems formed.
Described power supply switch circuit comprises AC power commutation circuit and DC power supply commutation circuit, this AC power commutation circuit is by A.C. contactor, by contactor S2 therewith the relay K AV that is connected of A.C. contactor and therewith the red eye that is in parallel of A.C. contactor-relay K AV constitute, this DC power supply commutation circuit is by D.C. contactor, by contactor S1 therewith the relay K AV that is connected of A.C. contactor and therewith the amber lamp that is in parallel of A.C. contactor-relay K AV constitute.
The described loop that feeds out is made of the miniature circuit breaker of one group of parallel connection, can determine the line loop number according to actual needs.
According to the present invention, introduce two-way 220V or 110V low-tension supply with cable or electric wire pattern, the one tunnel is AC power, another road is a DC power supply.Be Alternating Current Power Supply during operate as normal, when the AC power accident is cut off the power supply, be automatically converted to direct current supply, and produce alternating voltage, for the emergency lighting loop provides safe and reliable AC power continuously by inverter.Voltage-type single-phase bridge inverter circuit adopts Intelligent Power Module IPM, it not only integrates device for power switching and drive circuit, but also in keep overvoltage and failure detector circuit such as overheated, and detection signal can be delivered to CPU or DSP makes Interrupt Process.It is made of the tube core of high-speed low-power-consumption and the gate drive circuit and the fast protection circuit of optimization.Even load accident situation or improper use take place, also can not be damaged by IPM self.The SPWM control loop sends sinusoidal pulse width modulation signal SPWM, by the optocoupler driver, triggers the full-controlled switch device, makes main circuit according to the certain rules conducting, produces SPWM sinusoidal pulse width modulation voltage, provides continuously adjustable AC power to lighting load.Voltage-type single-phase bridge inverter circuit is when adopting one pole or double polarity sine pulse-width modulation, voltage utilization has reduced, it is 0.707 times that the fundamental voltage output of voltage voltage effective value becomes the input voltage effective value, so increase the BOOST link of boosting at the front end of inverter circuit, to guarantee the output valve of light distribution box rated voltage.
The BOOST of the present invention link of boosting is actually a kind of boost chopper, is principle from the magnetic energy balance of main circuit inductance to its PWM control, but derived expression Uo=Ui/ (1-D), wherein Ui is an input voltage, and Uo is an output voltage, and D is a duty ratio.Because so D≤1 is Uo 〉=Ui.Regulate the size of duty ratio D, output voltage U o is raise, thereby remedy inverter circuit because the loss of voltage that adopts the sinusoidal pulse wide voltage-regulation control of SPWM to bring.
SPWM control method can be realized by hardware circuits such as analog circuit and digital circuits, can be that the method that hardware combines with software realizes by microcomputer also.
Safe and reliable continuously AC power just often by city's Alternating Current Power Supply, transfers the inverter power supply for security personnel's ring current to automatically during fault.When powering by inverter, the excision automatically of non-security personnel loop load.
Advantage of the present invention is: 1) design selection is simple and convenient.After energy-saving emergency lighting distribution box has been adopted in design, the selection of lighting source there is not special restriction, can select dissimilar light sources arbitrarily.2) avoid the design selection mistake.Adopt conventional emergency lighting distribution box, owing to be direct current supply during fault, Chang Yin inserts DC loop with energy-conserving light source, and cause can not normal ignition design mistake.3) saves energy.Adopt energy-saving emergency lighting distribution box, can select various types of energy-conserving light sources, and needn't adopt incandescent lamp.Suitably pressure regulation in satisfying the light source technology indication range can be advanced one one and be improved energy-saving effect.
Description of drawings
Fig. 1 is an energy-saving emergency lighting distribution box schematic block circuit diagram of the present invention.
Fig. 2 is that power supply of the present invention switches and the control principle block diagram.
Fig. 3 is booster circuit of the present invention, inversion major loop, pwm control circuit, SPWM control circuit schematic diagram.
Embodiment
Below in conjunction with description of drawings the specific embodiment of the present invention.
As shown in Figure 1, energy-saving emergency lighting distribution box of the present invention, comprise the distribution casing, it is characterized in that comprising the booster circuit that D.C. contactor S2 normal opened contact is connected with DC power supply that passes through that is located in the described distribution casing, the inversion major loop that is connected of booster circuit therewith, by D.C. contactor S3 normally closed contact therewith the emergency lighting that is connected of inversion major loop feed out the loop, the pwm control circuit that is connected with described booster circuit, the SPWM control circuit that is connected with described inversion major loop, by being connected in before the A.C. contactor S1 normal opened contact and being connected in the power supply switching circuit that control loop constituted before the D.C. contactor S2 normal opened contact, described emergency lighting feeds out the loop and is connected with operating illumination.
As shown in Figure 3, described booster circuit is the BOOST booster circuit, by copped wave pipe V, the sustained diode that is connected of copped wave pipe V therewith, the reactor L that is connected of sustained diode therewith, the capacitor C that is connected of reactor L constitutes therewith, and this capacitor C also is connected with described copped wave pipe V and forms the loop.
As shown in Figure 3, described inverter circuit is a voltage-type single-phase bridge inverter circuit, this voltage-type single-phase bridge inverter circuit is by 4 full-controlled switch device V1, V2, V3, V4,4 fly-wheel diode VD1, VD2, VD3, VD4 form, described full-controlled switch device V1 and fly-wheel diode VD1 inverse parallel, full-controlled switch device V2 and fly-wheel diode VD2 inverse parallel, full-controlled switch device V3 and fly-wheel diode VD3 inverse parallel, full-controlled switch device V4 and fly-wheel diode VD4 inverse parallel, 4 groups of inverse parallel component groups are helped bridging line then.
Copped wave pipe V in the described booster circuit adopts IGBT or P-MOSFET.
Full-controlled switch device V1 in the described inverter circuit, V2, V3, V4 adopt IGBT or P-MOSFET.
Described inversion major loop adopts Intelligent Power Module IPM.
As shown in Figure 3, described pwm control circuit is made up of optocoupler and drive circuit that integrated PWM controller and integrated therewith PWM controller are connected; As shown in Figure 3, described SPWM control circuit by 8031 microsystems and respectively therewith the optocoupler, the drive circuit that are connected of 8031 microsystems formed.
As shown in Figure 2, described power supply switch circuit comprises AC power commutation circuit and DC power supply commutation circuit, this AC power commutation circuit is by A.C. contactor, by contactor S2 therewith the relay K AV that is connected of A.C. contactor and therewith the red eye that is in parallel of A.C. contactor-relay K AV constitute, this DC power supply commutation circuit is by D.C. contactor, by contactor S1 therewith the relay K AV that is connected of A.C. contactor and therewith the amber lamp that is in parallel of A.C. contactor-relay K AV constitute.
The described loop that feeds out is made of the miniature circuit breaker of one group of parallel connection, can determine the line loop number according to actual needs.
Energy-saving emergency lighting distribution box of the present invention; comprise distribution casing, voltage-type single-phase bridge inverter circuit and control loop thereof, power supply switching circuit, protective circuit breaker etc.; introduce two-way 220V or 110V low-tension supply with cable or electric wire pattern; one the tunnel is AC power, and another road is a DC power supply.A.C. contactor S1 normal opened contact and D.C. contactor S2 normally closed contact close during operate as normal, be Alternating Current Power Supply, when the AC power accident is cut off the power supply, S1 disconnects, S3 disconnects, the S2 normal opened contact closes, and the S2 normally closed contact disconnects, and is automatically converted to direct current supply, and by inverter generation alternating voltage, for the emergency lighting loop provides safe and reliable AC power continuously.Inverter comprises the link of boosting, voltage-type single-phase bridge inverter circuit and corresponding SPWM control circuit.Control loop sends the sinusoidal pulse width modulation signal, by the optocoupler driver, triggers the full-controlled switch device, makes main circuit according to the certain rules conducting, produces SPWM sinusoidal pulse width modulation voltage, provides continuously adjustable AC power to lighting load.
Advantage of the present invention is:
1) design selection is simple and convenient. After energy-saving emergency lighting distribution box has been adopted in design, the selection of lighting source there is not special restriction, can select arbitrarily dissimilar light sources.
2) avoid the design selection mistake. Adopt conventional emergency lighting distribution box, owing to be direct current supply during fault, Chang Yin inserts DC loop with energy-conserving light source, and cause can not normal ignition design mistake.
3) saves energy. Adopt energy-saving emergency lighting distribution box, can select various types of energy-conserving light sources, and needn't adopt incandescent lamp. Suitably pressure regulation in satisfying the light source technology indication range can be advanced one one and be improved energy-conservation effect.
Claims (10)
1. energy-saving emergency lighting distribution box, comprise the distribution casing, it is characterized in that comprising the booster circuit that D.C. contactor S2 normal opened contact is connected with DC power supply that passes through that is located in the described distribution casing, the inversion major loop that is connected of booster circuit therewith, by D.C. contactor S3 normally closed contact therewith the emergency lighting that is connected of inversion major loop feed out the loop, the pwm control circuit that is connected with described booster circuit, the SPWM control circuit that is connected with described inversion major loop, by being connected in before the A.C. contactor S1 normal opened contact and being connected in the power supply switching circuit that control loop constituted before the D.C. contactor S2 normal opened contact, described emergency lighting feeds out the loop and is connected with operating illumination.
2. energy-saving emergency lighting distribution box according to claim 1, it is characterized in that described booster circuit is the BOOST booster circuit, by copped wave pipe V, the sustained diode that is connected of copped wave pipe V therewith, the reactor L that is connected of sustained diode therewith, the capacitor C that is connected of reactor L constitutes therewith, and this capacitor C also is connected with described copped wave pipe V and forms the loop.
3. energy-saving emergency lighting distribution box according to claim 1, it is characterized in that described inverter circuit is a voltage-type single-phase bridge inverter circuit, this voltage-type single-phase bridge inverter circuit is by 4 full-controlled switch device V1, V2, V3, V4,4 fly-wheel diode VD1, VD2, VD3, VD4 forms, described full-controlled switch device V1 and fly-wheel diode VD1 inverse parallel, full-controlled switch device V2 and fly-wheel diode VD2 inverse parallel, full-controlled switch device V3 and fly-wheel diode VD3 inverse parallel, full-controlled switch device V4 and fly-wheel diode VD4 inverse parallel, 4 groups of inverse parallel component groups are helped bridging line then.
4. energy-saving emergency lighting distribution box according to claim 2 is characterized in that the copped wave pipe V in the described booster circuit adopts IGBT or P-MOSFET.
5. energy-saving emergency lighting distribution box according to claim 3 is characterized in that full-controlled switch device V1, V2, V3, the V4 in the described inverter circuit adopts IGBT or P-MOSFET.
6. energy-saving emergency lighting distribution box according to claim 1 is characterized in that described inversion major loop adopts Intelligent Power Module IPM.
7. energy-saving emergency lighting distribution box according to claim 1 is characterized in that described pwm control circuit is made up of optocoupler and drive circuit that integrated PWM controller and integrated therewith PWM controller are connected.
8. energy-saving emergency lighting distribution box according to claim 1, it is characterized in that described SPWM control circuit by 8031 microsystems and respectively therewith the optocoupler, the drive circuit that are connected of 8031 microsystems formed.
9. energy-saving emergency lighting distribution box according to claim 1, it is characterized in that described power supply switch circuit comprises AC power commutation circuit and DC power supply commutation circuit, this AC power commutation circuit is by A.C. contactor, by contactor S2 therewith the relay K AV that is connected of A.C. contactor and therewith the red eye that is in parallel of A.C. contactor-relay K AV constitute, this DC power supply commutation circuit is by D.C. contactor, by contactor S1 therewith the relay K AV that is connected of A.C. contactor and therewith the amber lamp that is in parallel of A.C. contactor-relay K AV constitute.
10. energy-saving emergency lighting distribution box according to claim 1 is characterized in that the described loop that feeds out is made of the miniature circuit breaker of one group of parallel connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105084927A CN101951722A (en) | 2010-10-15 | 2010-10-15 | Energy-saving type emergency lighting distribution box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105084927A CN101951722A (en) | 2010-10-15 | 2010-10-15 | Energy-saving type emergency lighting distribution box |
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| CN101951722A true CN101951722A (en) | 2011-01-19 |
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| CN2010105084927A Pending CN101951722A (en) | 2010-10-15 | 2010-10-15 | Energy-saving type emergency lighting distribution box |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545679A (en) * | 2012-02-21 | 2012-07-04 | 陈清娇 | High-efficiency inverter and inversion method thereof |
| CN104319866A (en) * | 2014-10-29 | 2015-01-28 | 上海赛人电气科技有限公司 | Intelligent alternating-current and direct-current emergency lighting switching device |
| CN117895664A (en) * | 2024-01-23 | 2024-04-16 | 南京国电南思科技发展股份有限公司 | Intelligent interactive AC and DC power supply storage and charging integrated equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201118277Y (en) * | 2007-09-04 | 2008-09-17 | 北京鼎汉技术股份有限公司 | Electrical source switching device |
| CN101826813A (en) * | 2010-04-27 | 2010-09-08 | 曲阜师范大学 | Intelligent DC/AC inverter |
-
2010
- 2010-10-15 CN CN2010105084927A patent/CN101951722A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201118277Y (en) * | 2007-09-04 | 2008-09-17 | 北京鼎汉技术股份有限公司 | Electrical source switching device |
| CN101826813A (en) * | 2010-04-27 | 2010-09-08 | 曲阜师范大学 | Intelligent DC/AC inverter |
Non-Patent Citations (1)
| Title |
|---|
| 李云海: "EPS应急电源系统在化工企业的应用", 《炼油与化工》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545679A (en) * | 2012-02-21 | 2012-07-04 | 陈清娇 | High-efficiency inverter and inversion method thereof |
| CN102545679B (en) * | 2012-02-21 | 2014-06-11 | 陈清娇 | High-efficiency inverter and inversion method thereof |
| CN104319866A (en) * | 2014-10-29 | 2015-01-28 | 上海赛人电气科技有限公司 | Intelligent alternating-current and direct-current emergency lighting switching device |
| CN117895664A (en) * | 2024-01-23 | 2024-04-16 | 南京国电南思科技发展股份有限公司 | Intelligent interactive AC and DC power supply storage and charging integrated equipment |
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Application publication date: 20110119 |