CN111404158A - Take emergency function's of EPS safety power supply intelligent device and system - Google Patents
Take emergency function's of EPS safety power supply intelligent device and system Download PDFInfo
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- CN111404158A CN111404158A CN202010310719.0A CN202010310719A CN111404158A CN 111404158 A CN111404158 A CN 111404158A CN 202010310719 A CN202010310719 A CN 202010310719A CN 111404158 A CN111404158 A CN 111404158A
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- 230000003068 static effect Effects 0.000 claims abstract description 34
- 238000004146 energy storage Methods 0.000 claims abstract description 21
- 238000012423 maintenance Methods 0.000 claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 11
- 208000032365 Electromagnetic interference Diseases 0.000 claims description 20
- 238000007599 discharging Methods 0.000 claims description 7
- 230000006378 damage Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 15
- 230000005611 electricity Effects 0.000 description 12
- 230000001629 suppression Effects 0.000 description 5
- 238000010892 electric spark Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Abstract
The invention discloses a safety power supply intelligent device with an EPS emergency function, which comprises a safety power supply, wherein the output end of the safety power supply is connected with a safety static switch, the output end of the safety static switch is connected with a bypass circuit, the bypass circuit is connected with a maintenance bypass circuit in parallel, and the input end of the safety power supply is connected with a switch S3; the invention also discloses a safe power supply system with the EPS emergency function, which comprises a multi-path mutual-throw switch circuit, an input EMI and input switch circuit, an AC/DC charging circuit, a DC/DC high-frequency voltage isolation circuit, a DC/AC inverter circuit, an output EMI and output switch circuit and an output switch which are connected in sequence. The emergency power supply system solves the emergency power supply function which cannot be solved by the safety protection device through the energy storage device, and solves the problems that the traditional EPS emergency power supply damages people due to electric leakage or accidental electric touch, electric fire and the like, and the personal safety and property safety are damaged through the control circuit of the safety power supply system.
Description
Technical Field
The invention relates to the fields of safe power utilization technology and fire safety, in particular to a safe power supply intelligent device and system with an EPS emergency function.
Background
In the daily life and work electricity utilization process, the situations of electric leakage and hurting people and electric fire often occur, and great damage and loss are brought to the life safety and property safety of people.
The existing safe power supply has the following defects:
1. the intelligent safety electricity utilization equipment solves the problems that people are injured by electricity leakage and fire is caused by electric spark or short circuit, but the intelligent safety electricity utilization equipment cannot be used as an emergency standby power supply after a safety accident occurs in fire fighting.
2. The traditional EPS can be used as an emergency standby power supply to help control, evacuate and alarm after an accident occurs, but the emergency power supply has the problems that people are injured by electric leakage, electric sparks or short circuit causes fire and the like, if the electric wire is exposed to the outside due to the accident, the situation that people are injured by electric leakage or the electric spark is caused, inflammables are caused to catch fire, secondary fire is caused, and fire accidents are increased.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a safety power supply intelligent device and system with an EPS emergency function.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a take emergency function ' S of EPS safety power supply intelligent device, includes the safety power supply, the output of safety power supply is connected with safe static switch, the output of safe static switch is connected with bypass circuit, bypass circuit parallel connection has the maintenance bypass circuit, the input of safety power supply is connected with switch S3, switch S3, the input of maintaining bypass circuit and bypass circuit are connected with input circuit jointly, input circuit includes parallel connection ' S switch S1 and switch S2, switch S1 and switch S2 ' S input is connected with main electric input 1 and main electric input 2 respectively, be connected with energy memory circuit on the safety power supply, bypass circuit and the output of maintaining bypass circuit are connected with a plurality of feeder shunts jointly.
Preferably, the bypass circuit comprises a bypass switch, a bypass static switch and an output switch which are connected in sequence, the maintenance bypass circuit comprises a maintenance bypass switch, and the safety static switch is connected to the output end of the bypass static switch;
in a normal working mode, the main input 1 is output to the switch S3 through the switch S1 or the main input 2 through the switch S2 and then output to a safety power supply, and the safety power supply outputs safety electricity to the safety static switch and outputs the safety electricity to a plurality of feeder line branches for use by electric equipment through an output switch of the bypass circuit;
under the bypass mode, when the safety power supply fails or works in the energy-saving mode, the main input 1 enters the bypass switch through the switch S1 or the main input 2 through the switch S2, then enters the bypass static switch, and finally supplies power to the feeder line by branches through the output switch;
when the static bypass or the safety power supply fails and needs to be replaced, the maintenance bypass switch is closed, and the bypass switch, the output switch and the switch S3 are opened, namely the static bypass or the safety power supply is replaced under the condition of no power failure.
Preferably, the energy storage circuit comprises a battery pack, a battery switch and a filter which are connected in sequence, and the safety power supply is connected to the output end of the battery switch;
under the normal working mode, the safety power supply charges and stores energy for the battery pack through the battery switch;
in the emergency mode, the battery pack supplies power to the safety power supply through the battery switch, and then the electric quantity released by the battery pack is output to the plurality of feeder lines through the output switch to be used by electric equipment in a shunt way, so that the fire-fighting equipment is helped to control, evacuate and alarm after an accident occurs;
the energy storage circuit, the maintenance bypass circuit and the bypass circuit can be arranged in the safety power supply or in an electrical cabinet outside the safety power supply.
A safety power supply system with an EPS emergency function comprises a multi-path mutual-throw switch circuit, an input EMI (electro-magnetic interference) and input switch circuit, an AC/DC (alternating current/direct current) charging circuit, a DC/DC high-frequency voltage isolation circuit, a DC/AC inverter circuit, an output EMI and output switch circuit and an output switch which are sequentially connected, wherein a maintenance bypass switch is connected between the output end of the multi-path mutual-throw switch circuit and the output end of the output switch circuit, a bypass static switch is connected between the output end of the multi-path mutual-throw switch circuit and the output end of the output EMI and output switch circuit, the output end of the AC/DC charging circuit is connected with a charging and discharging circuit, the DC/DC high-frequency voltage isolation circuit is connected with a control circuit, and the control circuit is respectively connected with the input EMI and input switch circuit, the AC, An output EMI and output switch circuit, a bypass static switch;
the control circuit comprises a main control chip, a detection circuit, a suppression circuit and a drive control circuit, wherein the detection circuit comprises a voltage detection circuit, a current detection circuit, an earth impedance detection circuit for detecting the zero line and the live line respectively, and a spark detection circuit, the detection circuit detects the voltage, the current, the spark and the impedance of the circuit, the suppression circuit suppresses the generation of large current and spark, and controls the disconnection and the closing of the circuit by the drive control circuit, so that the output short circuit, the overcurrent, the over-temperature of the machine, the fault protection of the fan and the alarm are realized.
Preferably, the charging and discharging circuit is connected with an energy storage device;
the energy storage device is an energy storage device such as a battery pack, a flywheel, a weight, a water storage tank and the like, under a normal working mode, the AC/DC charging circuit rectifies alternating current into direct current and outputs the direct current to the energy storage device for storage, under an emergency mode, the energy storage device outputs the stored electric energy to the DC/DC high-frequency voltage isolation circuit, then the direct current is inverted into alternating current through the DC/AC inverter circuit, and the alternating current is output through the output EMI and the output switch circuit to be used by electric equipment.
Preferably, the control circuit is connected with a display panel and an indicator lamp panel;
the display panel displays line information including voltage, current, temperature, power and the like, and the indicator lamp panel displays the working mode of the safety power supply through conversion of different colors.
The invention has the following beneficial effects:
1. the energy storage device is used for charging and storing energy in a normal working mode, and the stored electric energy is output to the safety power supply through the charging and discharging circuit in an emergency mode and is inverted into alternating current for the electric equipment, so that the emergency power supply function which cannot be solved by the safety protection device is realized.
2. The detection circuit, the suppression circuit and the driving control circuit of the safety power supply system control circuit are used for monitoring parameters such as voltage, current, impedance, temperature and the like in a line in real time, when people are injured by electricity leakage or short-circuit sparks occur, the line can be quickly responded and cut off, and the problem that the personal safety and property safety are damaged by electricity leakage or accidental electricity touch, electricity ignition and the like in the traditional EPS emergency power supply is solved.
In conclusion, the emergency power supply function which cannot be solved by the safety protection device is solved through the energy storage device, and the problems that the personal safety and the property safety are damaged due to electric leakage or accidental electric touch injury, electric fire and the like of the traditional EPS emergency power supply are solved through the control circuit of the safety power supply system.
Drawings
Fig. 1 is a schematic circuit connection diagram of a safety power supply intelligent device with an EPS emergency function according to the present invention;
fig. 2 is a circuit connection block diagram of a safety power supply system with an EPS emergency function according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a take emergency function 'S of EPS safety power supply intelligent device, including the safety power supply, the output of safety power supply is connected with safe static switch, safe static switch' S output is connected with bypass circuit, bypass circuit parallel connection has the maintenance bypass circuit, the input of safety power supply is connected with switch S3, switch S3, the input of maintaining bypass circuit and bypass circuit is connected with input circuit jointly, input circuit includes parallel connection 'S switch S1 and switch S2, switch S1 and switch S2' S input are connected with main electric input 1 and main electric input 2 respectively, be connected with energy storage circuit on the safety power supply, bypass circuit and the output of maintaining bypass circuit are connected with a plurality of feeder shunts jointly.
The bypass circuit comprises a bypass switch, a bypass static switch and an output switch which are connected in sequence, the maintenance bypass circuit comprises a maintenance bypass switch, and the safety static switch is connected to the output end of the bypass static switch;
in a normal working mode, the main input 1 is output to the switch S3 through the switch S1 or the main input 2 through the switch S2 and then output to a safety power supply, and the safety power supply outputs safety electricity to the safety static switch and outputs the safety electricity to a plurality of feeder line branches for use by electric equipment through an output switch of the bypass circuit;
under the bypass mode, when the safety power supply fails or works in the energy-saving mode, the main input 1 enters the bypass switch through the switch S1 or the main input 2 through the switch S2, then enters the bypass static switch, and finally supplies power to the feeder line by branches through the output switch;
when the static bypass or the safety power supply fails and needs to be replaced, the maintenance bypass switch is closed, and the bypass switch, the output switch and the switch S3 are opened, namely the static bypass or the safety power supply is replaced under the condition of no power failure.
The energy storage circuit comprises a battery pack, a battery switch and a filter which are connected in sequence, and the safety power supply is connected with the output end of the battery switch;
under the normal working mode, the safety power supply charges and stores energy for the battery pack through the battery switch;
in the emergency mode, the battery pack supplies power to the safety power supply through the battery switch, and then the electric quantity released by the battery pack is output to the plurality of feeder lines through the output switch to be used by electric equipment in a shunt way, so that the fire-fighting equipment is helped to control, evacuate and alarm after an accident occurs;
the energy storage circuit, the maintenance bypass circuit and the bypass circuit can be arranged in the safety power supply or in an electrical cabinet outside the safety power supply.
Referring to fig. 2, a safety power supply system with an EPS emergency function includes a multi-path mutual-throw switch circuit, an input EMI and input switch circuit, an AC/DC charging circuit, a DC/DC high-frequency voltage isolation circuit, a DC/AC inverter circuit, an output EMI and output switch circuit, and an output switch, which are connected in sequence, wherein a maintenance bypass switch is connected between an output terminal of the multi-path mutual-throw switch circuit and an output terminal of the output switch circuit, a bypass static switch is connected between the output terminal of the multi-path mutual-throw switch circuit and the output terminal of the output EMI and output switch circuit, an output terminal of the AC/DC charging circuit is connected with a charging and discharging circuit, the DC/DC high-frequency voltage isolation circuit is connected with a control circuit, and the control circuit is respectively connected with the input EMI and input switch circuit, the AC/DC charging circuit, the DC/AC, A bypass static switch;
the control circuit comprises a main control chip, a detection circuit, a suppression circuit and a drive control circuit, wherein the detection circuit comprises a voltage detection circuit, a current detection circuit, an earth impedance detection circuit for the zero line and the live line and a spark detection circuit for the zero line and the live line respectively, the detection circuit detects the voltage, the current, the spark and the impedance of the circuit, the suppression circuit suppresses the generation of large current and spark, and the drive control circuit controls the disconnection and the connection of the circuit to realize the output short circuit, the overcurrent, the over-temperature of the machine, the fault protection of the fan and the alarm.
The charging and discharging circuit is connected with an energy storage device;
the energy storage device is an energy storage device such as a battery pack, a flywheel, a weight, a water storage tank and the like, under a normal working mode, the AC/DC charging circuit rectifies alternating current into direct current and outputs the direct current to the energy storage device for storage, under an emergency mode, the energy storage device outputs the stored electric energy to the DC/DC high-frequency voltage isolation circuit, then the direct current is inverted into alternating current through the DC/AC inverter circuit, and the alternating current is output through the output EMI and the output switch circuit to be used by electric equipment.
The control circuit is connected with a display panel and an indicator lamp panel;
the display panel displays line information including voltage, current, temperature, power and the like, and the indicator lamp panel displays the working mode of the safety power supply through conversion of different colors.
When the power supply is used, under a normal working mode, a main power input 1 outputs commercial power to a safety power supply through a switch S1 and a switch S3, the commercial power is output to an input EMI and input switch circuit through a multi-path mutual-throw switch circuit in the safety power supply and then is output to an AC/DC charging circuit, the AC/DC charging circuit rectifies the commercial power into direct current and outputs the direct current to a DC/DC high-frequency voltage isolation circuit, the direct current is output to a battery pack through a battery switch to store energy, the DC/DC high-frequency voltage isolation circuit outputs to a DC/AC inverter circuit to be inverted into high-frequency alternating current, and the high-frequency alternating current is output to a plurality of feeder line shunt circuit power utilization devices through an output EMI and switch circuit and an;
in an emergency mode, the battery pack outputs power to a safety power supply through a battery switch, and the safety power supply converts direct current output by the battery pack into alternating current for electric appliances on a feeder line shunt circuit;
in a bypass mode, namely when the safety power supply fails or works in an energy-saving mode, the bypass switch is closed, the switch S3 is opened, the main power input 1 bypasses the switch through the switch S1, then bypasses the static switch, and finally supplies power to the feeder line by a shunt circuit through the output switch;
in the maintenance bypass mode, when the static bypass or the safety power supply fails and needs to be replaced, the maintenance bypass switch is closed, the bypass switch, the output switch and the switch S3 are disconnected, and the static bypass or the safety power supply is replaced under the condition of no power failure.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a take emergency function 'S of EPS safety power supply intelligent device, includes safety power supply, its characterized in that, safety power supply' S output is connected with safety static switch, safety static switch 'S output is connected with bypass circuit, bypass circuit parallel has the maintenance bypass circuit, safety power supply' S input is connected with switch S3, switch S3, the input of maintaining bypass circuit and bypass circuit are connected with input circuit jointly, input circuit includes parallel connection 'S switch S1 and switch S2, switch S1 and switch S2' S input is connected with main electric input 1 and main electric input 2 respectively, be connected with energy storage circuit on the safety power supply.
2. The intelligent device with the emergency function of the EPS according to claim 1, wherein the bypass circuit comprises a bypass switch, a bypass static switch and an output switch which are connected in sequence, the maintenance bypass circuit comprises a maintenance bypass switch, and the safety static switch is connected to an output end of the bypass static switch.
3. The intelligent device with the emergency function of the EPS according to claim 1, wherein the energy storage circuit comprises a battery pack, a battery switch and a filter which are connected in sequence, and the safety power supply is connected to the output end of the battery switch.
4. A safety power supply system with an EPS emergency function comprises a multi-path mutual-throw switch circuit, an input EMI (electro-magnetic interference) and input switch circuit, an AC/DC (alternating current/direct current) charging circuit, a DC/DC high-frequency voltage isolation circuit, a DC/AC inverter circuit, an output EMI and output switch circuit and an output switch which are sequentially connected, and is characterized in that a maintenance bypass switch is connected between the output end of the multi-path mutual-throw switch circuit and the output end of the output switch circuit, a bypass static switch is connected between the output end of the multi-path mutual-throw switch circuit and the output end of the output EMI and output switch circuit, the output end of the AC/DC charging circuit is connected with a charging and discharging circuit, the DC/DC high-frequency voltage isolation circuit is connected with a control circuit, and the control circuit is respectively connected with the input EMI and input switch circuit, the AC, Output EMI and output switching circuitry, bypass static switch.
5. The safety power supply system with the emergency function of the EPS as claimed in claim 4, wherein an energy storage device is connected to the charging and discharging circuit.
6. The safety power supply system with the emergency function of the EPS according to claim 4, wherein the control circuit is connected with a display panel and an indicator lamp panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310719.0A CN111404158A (en) | 2020-04-16 | 2020-04-16 | Take emergency function's of EPS safety power supply intelligent device and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310719.0A CN111404158A (en) | 2020-04-16 | 2020-04-16 | Take emergency function's of EPS safety power supply intelligent device and system |
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| CN111404158A true CN111404158A (en) | 2020-07-10 |
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| CN202010310719.0A Pending CN111404158A (en) | 2020-04-16 | 2020-04-16 | Take emergency function's of EPS safety power supply intelligent device and system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825351A (en) * | 2014-02-24 | 2014-05-28 | 广西电网公司电力科学研究院 | Intelligent energy storage type emergency power supply system |
| CN107181414A (en) * | 2017-06-09 | 2017-09-19 | 斯贝兰德工程技术（北京）有限公司 | A kind of comprehensive power quality high-frequency rectification inverse control system |
| CN107528381A (en) * | 2017-08-30 | 2017-12-29 | 合肥新文远信息技术有限公司 | A kind of uninterruptible power system |
| CN110323771A (en) * | 2019-07-18 | 2019-10-11 | 中冶赛迪电气技术有限公司 | A kind of on-line blackbody cavity circuit |
-
2020
- 2020-04-16 CN CN202010310719.0A patent/CN111404158A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825351A (en) * | 2014-02-24 | 2014-05-28 | 广西电网公司电力科学研究院 | Intelligent energy storage type emergency power supply system |
| CN107181414A (en) * | 2017-06-09 | 2017-09-19 | 斯贝兰德工程技术（北京）有限公司 | A kind of comprehensive power quality high-frequency rectification inverse control system |
| CN107528381A (en) * | 2017-08-30 | 2017-12-29 | 合肥新文远信息技术有限公司 | A kind of uninterruptible power system |
| CN110323771A (en) * | 2019-07-18 | 2019-10-11 | 中冶赛迪电气技术有限公司 | A kind of on-line blackbody cavity circuit |
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Effective date of registration: 20220927 Address after: No. 12, Huifeng East 3rd Road, Zhongkai High-tech Zone, Huizhou City, Guangdong Province, 516000 Applicant after: Huabang Chuangke (Huizhou) Intelligent Technology Co.,Ltd. Address before: 516000 Yuanhui Road, guantian village, Chenjiang street, Zhongkai high tech Zone, Huizhou City, Guangdong Province Applicant before: Guangdong Huabang Chuangke Intelligent Technology Co.,Ltd. |
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