CN112366814A - System for independently supplying power to control equipment - Google Patents
System for independently supplying power to control equipment Download PDFInfo
- Publication number
- CN112366814A CN112366814A CN202011063059.7A CN202011063059A CN112366814A CN 112366814 A CN112366814 A CN 112366814A CN 202011063059 A CN202011063059 A CN 202011063059A CN 112366814 A CN112366814 A CN 112366814A
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- CN
- China
- Prior art keywords
- power supply
- safety
- controller
- electric
- control equipment
- 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
- 230000005611 electricity Effects 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 239000002253 acid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Images
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
- H02J11/00—Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted
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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
-
- 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
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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
- H02J9/08—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 requiring starting of a prime-mover
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a system for independently supplying power to control equipment, which comprises an electric safety equipment assembly arranged between a power transmission line and an electric load, wherein the electric safety equipment assembly is electrically connected with a controller for controlling and adjusting the work of the electric safety equipment assembly, the controller is connected with a main power supply and an auxiliary power supply which are mutually independent, the main power supply is preferably a storage battery, the storage battery is arranged in a battery box near the controller, the auxiliary power supply is a solar photovoltaic panel or a wind driven generator, the system forms a mode that the main power supply and the auxiliary power supply are connected with the controller, compared with the traditional mode that electricity is directly taken from a measurement power supply line, the independent main power supply mode and the auxiliary power supply mode avoid potential safety hazards caused by failure of the control equipment of a safety electric system due to outage of the measurement power supply line, provide a stable power supply for the control equipment of an electric safety system, and effectively ensure the stable and continuous work of the safety electric, the invention has simple structure, strong practicability and easy use and popularization.
Description
Technical Field
The invention particularly relates to the field of power utilization safety systems, and particularly relates to a system for independently supplying power to control equipment.
Background
The power supply system is a system which is composed of a power supply system and a power transmission and distribution system and is used for generating electric energy and supplying and delivering the electric energy to electric equipment. In order to ensure the safety of the power system, corresponding power utilization safety systems are often assisted, and in various power utilization safety systems, control equipment of various stages is inevitably used.
The power supply of the control equipment of the existing power utilization safety system, particularly the power supply of the equipment installed outdoors, is powered from the upper end of the measuring line nearby, and the power supply method is easy to cause the control equipment of the safety power utilization system to be out of work due to the fact that the measuring line is powered off, so that the power utilization safety system cannot play a monitoring function, and even an electric shock accident is caused because the time difference of the restarting time of the equipment cannot play a protection function. Based on this, there is a need for a system for independently powering control devices.
Disclosure of Invention
It is an object of the present invention to provide a system for independently powering a control device to solve the problems set forth in the background above.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a system for independently supply power for controlgear, is including installing the power consumption safety equipment subassembly between transmission line and power consumption load, power consumption safety equipment subassembly electric connection carries out the controller that work control adjusted to it, mutually independent main power supply and secondary power supply are connected to the controller.
As a further scheme of the invention: the electric safety equipment assembly comprises a plurality of electric safety equipment which work in cooperation.
As a still further scheme of the invention: the electric safety equipment components are generally not less than two groups.
As a still further scheme of the invention: the main power supply is preferably a battery mounted in a battery compartment near the controller.
As a still further scheme of the invention: the auxiliary power supply is a solar photovoltaic panel or a wind driven generator.
As a still further scheme of the invention: the storage battery is also connected with the power transmission line through an adapter matched with the storage battery.
As a still further scheme of the invention: and a related monitoring component is also arranged on the storage battery, and the monitoring component is a coulometer.
Compared with the prior art, the invention has the beneficial effects that: compared with the traditional mode of directly taking electricity from a measurement power supply line, the mode of the independent main power supply and auxiliary power supply avoids potential safety hazards caused by failure of control equipment of a safety electricity utilization system due to outage of the measurement power supply line, provides a stable power supply for the control equipment of an electricity utilization safety system, and effectively ensures stable and continuous work of the safety electricity utilization system.
Drawings
Fig. 1 is a schematic configuration diagram of a system for independently supplying power to control devices.
Fig. 2 is a schematic diagram of the structure of what is in the system for independently powering the control devices.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1, in an embodiment of the present invention, a system for independently supplying power to a control device includes an electrical safety device assembly installed between a power transmission line and an electrical load, where the electrical safety device assembly monitors and guards power supply and electrical safety, the electrical safety device assembly includes a plurality of electrical safety devices working in cooperation, and the electrical safety device assembly implements automatic measurement and corresponding dangerous emergency treatment of full electrical quantities such as current, voltage, power factor, system frequency, and electrical energy by combination, and the electrical safety device assembly is generally not less than two groups, preferably two groups, and respectively includes an electrical safety primary device and an electrical safety secondary device.
The electric safety equipment assembly is electrically connected with a controller for controlling and adjusting the work of the electric safety equipment assembly, the work of the electric safety equipment assembly is operated and controlled through the controller, the electric safety equipment assembly is guaranteed to be in a stable safety supervision state, and the controller is connected with a main power source and an auxiliary power source which are mutually independent.
Specifically, the main power supply is preferably a storage battery, and the storage battery is arranged in a battery box near the controller, so that the stable long-time function is performed on the work of the controller, and the long-term endurance of the controller is guaranteed. Preferably, the storage battery is a 48v lithium battery with a capacity of 12Ah, the service life of the lithium battery can reach 4-5 years compared with other storage battery types such as a lead-acid battery and the like, the lithium battery is durable, the cycle time of the lead-acid battery is generally within 300 times, and the cycle time of the lithium battery is more than 500 times.
Specifically, the auxiliary power source adopts sustainable energy source channel, and the preferred solar photovoltaic electroplax that is when outdoor operating mode, through setting up the auxiliary power source of solar photovoltaic electroplax as the controller, turns into the electric energy with solar energy and supplies with controller work for the work duration greatly increased of controller promotes the fail safe nature of the system for the independent power supply of controlgear. In addition, the auxiliary power supply can also adopt a small horizontal axis wind driven generator, and in a windy use environment, wind power is converted into electric energy to be supplied to the controller to work.
During specific work, the primary electricity utilization safety equipment and the secondary electricity utilization safety equipment in the electricity utilization safety equipment assembly are arranged between the power transmission line and the electricity utilization load, and full electric quantities such as current, voltage, power factor, system frequency, electric energy and the like are automatically measured and correspondingly danger emergency treatment is carried out. The power consumption safety primary equipment and the power consumption safety secondary equipment are electrically connected with the controller, and the controller is used for operating and regulating the work of the power consumption safety primary equipment and the power consumption safety secondary equipment to ensure that the power consumption safety primary equipment and the power consumption safety secondary equipment are in a stable safety supervision state. The controller carries out the function by independent main power supply and auxiliary power supply, the main power supply is the battery, and auxiliary power supply is for utilizing sustainable energy's solar photovoltaic electroplax or small-size aerogenerator, has constituted the mode of main and auxiliary power supply connection director from this, compares and directly gets the electricity from measuring the power supply line in traditional, and this independent main and auxiliary power supply mode has avoided measuring the power supply line outage and has made the potential safety hazard that the controlgear of safety electric system became invalid and lead to, provides a stable power for the controlgear of power consumption safety coefficient, the effectual stable continuous work that has ensured safety electric system.
Example 2:
referring to fig. 1-2, an embodiment of the present invention performs function upgrade on a system that independently supplies power to a control device based on embodiment 1, specifically:
in order to charge a main power supply (storage battery), the storage battery is connected with a power transmission line through an adapter matched with the storage battery, so that the storage battery is charged, and the stable function of the storage battery is guaranteed. The accumulator is also provided with a related monitoring component, preferably a coulometer, which is a current check resistor connected between the positive pole and the negative pole of the battery, and can generate a monitoring sampling voltage (Vsense) when current flows through the resistor, and the current flowing through the battery can be calculated by detecting the Vsense. Therefore, the electric quantity change of the battery can be accurately tracked, the precision can reach 1%, and in addition, the influence of factors such as battery aging and the like on the measurement result can be greatly reduced by matching with the voltage and the temperature of the battery. Therefore, the use and charging states of the storage battery are accurately monitored, and the stability of the working state of the storage battery is guaranteed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The system for independently supplying power to the control equipment comprises an electricity utilization safety equipment assembly arranged between a power transmission line and an electricity utilization load, and is characterized in that the electricity utilization safety equipment assembly is electrically connected with a controller for controlling and adjusting the work of the electricity utilization safety equipment assembly, and the controller is connected with a main power source and an auxiliary power source which are mutually independent.
2. The system for independently powering a control device according to claim 1, wherein said electrical safety device assembly comprises a plurality of electrical safety devices operating in concert.
3. The system for independently powering a control device according to claim 1, wherein there are generally not less than two groups of powered safety device components.
4. A system for the independent power supply of control devices according to claim 1, characterized in that said main power supply is preferably a battery, which is mounted in a battery compartment near the controller.
5. The system for independently powering a control device according to claim 1, characterized in that said secondary power source is a solar photovoltaic panel or a wind generator.
6. The system for independently powering control devices according to claim 4, characterized in that said accumulator is also connected to the transmission line through an adapter matching with it.
7. A system for independently powering control devices according to claim 6, characterized in that the accumulator is also provided with an associated monitoring assembly, which is a coulomb counter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011063059.7A CN112366814A (en) | 2020-09-30 | 2020-09-30 | System for independently supplying power to control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011063059.7A CN112366814A (en) | 2020-09-30 | 2020-09-30 | System for independently supplying power to control equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112366814A true CN112366814A (en) | 2021-02-12 |
Family
ID=74507815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011063059.7A Pending CN112366814A (en) | 2020-09-30 | 2020-09-30 | System for independently supplying power to control equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112366814A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204304587U (en) * | 2014-10-17 | 2015-04-29 | 华北电力大学（保定） | A kind of power-supply control unit for transmission line online monitoring system |
| CN205353715U (en) * | 2016-01-13 | 2016-06-29 | 千江（上海）信息科技有限公司 | Transmission line on -line monitoring device power management system |
| CN205901439U (en) * | 2016-06-27 | 2017-01-18 | 深圳华盛创力科技有限公司 | Transmission line monitored control system |
-
2020
- 2020-09-30 CN CN202011063059.7A patent/CN112366814A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204304587U (en) * | 2014-10-17 | 2015-04-29 | 华北电力大学（保定） | A kind of power-supply control unit for transmission line online monitoring system |
| CN205353715U (en) * | 2016-01-13 | 2016-06-29 | 千江（上海）信息科技有限公司 | Transmission line on -line monitoring device power management system |
| CN205901439U (en) * | 2016-06-27 | 2017-01-18 | 深圳华盛创力科技有限公司 | Transmission line monitored control system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210212 |