CN219477662U - EPS illumination output control device - Google Patents
EPS illumination output control device Download PDFInfo
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- CN219477662U CN219477662U CN202320329033.5U CN202320329033U CN219477662U CN 219477662 U CN219477662 U CN 219477662U CN 202320329033 U CN202320329033 U CN 202320329033U CN 219477662 U CN219477662 U CN 219477662U
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- power supply
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- alternating current
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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
An EPS illumination output control device comprises a fuse, an astronomical clock controller contact, a storage battery power supply control output constant-time opening contact, a third alternating current contactor and a time relay; the normally open contact of the astronomical clock controller, the normally closed contact of the time relay and the third alternating current contactor are connected in series between the two poles of the power supply of the primary power supply loop, and the normally open contact and the time relay of the accumulator power supply control output are connected in series between the two poles of the power supply of the primary power supply loop; the primary contact of the third alternating current contactor is connected in series with the corresponding primary system needing power supply. The control device can control the time required by illumination of different areas, reduces equipment cost and occupied area by reducing the power supply capacity of the storage battery, reduces hardware cost, maintenance cost and after-sale cost, and simultaneously meets the duration time required by the fire-fighting emergency standby illumination system of different areas; the utility model avoids designing a plurality of sets of EPS power supply devices and reduces the probability of error caused by repeated design.
Description
Technical Field
The utility model relates to the technical field of fire emergency lighting, in particular to an EPS lighting output control device.
Background
At present, the time requirements of fire emergency lighting are different when power is off in each area of a petrochemical plant, in order to ensure the maximum continuous power supply time, the capacity of a storage battery in an EPS power supply device is generally selected according to the condition that the maximum continuous power supply time is met, and accidents caused by insufficient capacity of the storage battery during power off are avoided. Or according to the requirement of different regional power supply time, select many sets of EPS power supply unit, different EPS power supply unit sets up the battery of different capacities, in order to satisfy corresponding regional illumination time requirement, this technical scheme is when supplying power to the emergency lighting system in each regional of factory, need do corresponding EPS power supply unit design to the emergency lighting concrete requirement in each regional of factory, EPS power supply unit design in every regional is all different, increased the design cost, in general case, each regional of petrochemical factory includes indoor region, outdoor region, the illumination power consumption load of indoor region is less than the illumination power consumption load of outdoor region, the illumination power consumption time of indoor region is greater than the illumination power consumption time of outdoor region, need be to the different EPS power supply unit of illumination power supply design to these two kinds of different regions. The technical scheme can not meet the power supply requirement of emergency lighting of different areas of a factory under the premise of limited occupied area.
Disclosure of Invention
The utility model provides an EPS illumination output control device, which aims to solve the technical problem of realizing the power supply requirement for emergency illumination of different areas of a factory on the premise of limited occupied area.
The aim of the utility model is realized by adopting the following technical scheme. The utility model provides an EPS lighting output control device, which comprises a fuse, an astronomical clock controller contact, a battery power supply control output constant-time opening contact, a third alternating current contactor and a time relay, wherein the fuse is connected with the astronomical clock controller contact; the normally open contact of the astronomical clock controller, the normally closed contact of the time relay and the third alternating current contactor are connected in series between the two poles of the power supply of the primary power supply loop, and the normally open contact and the time relay of the accumulator power supply control output are connected in series between the two poles of the power supply of the primary power supply loop; the primary contact of the third alternating current contactor is connected in series with the corresponding primary system needing power supply.
Further, the time relay is selected to be 30min in parameter.
Further, the fuse, the astronomical clock controller contact, the battery power supply control output frequent opening contact, the third alternating current contactor and the time relay are arranged in the output distribution box.
Further, the input end of the output distribution box is connected with the output end of the EPS power supply device, and the input end of the EPS power supply device is connected with the mains supply.
Further, the storage battery capacity in the EPS power supply device is selected to meet the requirement that the continuous power supply time is not less than 3 hours or not less than 6 hours.
Compared with the prior art, the utility model has the following advantages:
because the power consumption load of the indoor lighting system is far smaller than that of the outdoor lighting system, the outdoor lighting system only needs to supply power for 30min, and after the corresponding time is reached, the storage battery only needs to supply power for the indoor lighting system, and the storage battery with corresponding smaller power supply capacity can be reasonably selected as the storage battery of the power supply source;
the utility model realizes that one set of EPS power supply device can meet different time requirements of fire emergency lighting needed in each area of a petrochemical plant, thereby avoiding designing a plurality of sets of EPS power supply devices and reducing the probability of error caused by repeated design.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model, as well as the preferred embodiments thereof, together with the following detailed description of the utility model, given by way of illustration only, together with the accompanying drawings.
Drawings
Fig. 1 is a schematic diagram of an embodiment of an EPS lighting output control device according to the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the EPS lighting output control device comprises an EPS power supply device and an output distribution box, wherein the input end of the EPS power supply device is connected with mains supply, and the output end of the EPS power supply device is connected with the output distribution box, as shown in fig. 1. The EPS power supply device comprises a first breaker QF1, a first alternating current contactor KM1, a second alternating current contactor KM2, a rectifier, a storage battery and an inverter. The input end of the first circuit breaker QF1 is connected with the mains supply, the output end of the first circuit breaker QF1 is connected with the input end of a normally open contact of the first alternating current contactor KM1 and the input end of a rectifier, and the normally open contacts of the rectifier, a storage battery, an inverter and the second alternating current contactor KM2 are sequentially connected in series and are connected with the normally open contact of the first alternating current contactor KM1 in parallel. The output ends of the normally open contact of the first alternating-current contactor KM1 and the normally open contact of the second alternating-current contactor KM2 are connected with the output end of the EPS power supply device, and the output end of the EPS power supply device is connected with the input end of the output distribution box. The EPS power supply device is a prior art and will not be described here in detail.
The output distribution box comprises a second breaker QF2 and a control device and is connected with a primary power supply loop of each area lighting system of the petrochemical plant. The input end of the second circuit breaker QF2 is connected with the input end of the output distribution box, the output end of the second circuit breaker QF2 is connected with a primary power supply loop of the lighting system, the lighting system comprises an indoor lighting system and an outdoor lighting system, and the indoor lighting system and the outdoor lighting system are all connected in parallel on the primary power supply loop. Two ends of the control device are respectively connected with two poles of a power supply, and the control device comprises a fuse FU, an astronomical clock controller contact TK1, a battery power supply control output constant-time opening contact DC1, a third alternating current contactor KM and a time relay KT. The fuse FU is connected in series with other devices of the control device, and the normally-open contact TK1 of the astronomical clock controller, the normally-closed contact of the time relay KT and the third alternating-current contactor KM are connected in series between two poles of a power supply of the primary power supply loop; the battery power supply control output is always on the contact DC1 and the time relay KT are connected in series between the two poles of the power supply of the primary power supply loop. The primary contact of the third ac contactor KM is connected in series to a primary power supply loop of the outdoor lighting system, so as to control the power supply and the power failure of the outdoor lighting system.
The time relay KT of 30min is selected, so that the required power supply time of the outdoor lighting system is ensured, the power supply time is reasonably controlled, and in other embodiments, the time relay of other parameters can be selected according to the power supply time requirement of the corresponding area.
The storage battery capacity selects the storage battery with the continuous power supply time not less than 3h or 6h according to the illumination time requirements of different areas, and in other embodiments, the storage battery with the corresponding power supply time can be selected according to the power supply time requirements of the corresponding areas.
The working principle of the embodiment of the utility model is as follows: normally, the power supply of the lighting system is provided by the mains supply within the substation; when the commercial power is lost, the EPS power supply device is adopted to supply power by a storage battery with a standby function; because the continuous power supply time of the outdoor lighting system is not less than 30min, and the continuous power supply time of the indoor lighting system is not less than 3h or 6h, when the storage battery is adopted for power supply, in a loop of the control device, the normally open contact DC1 and the normally open contact TK1 of the astronomical clock controller are closed when the storage battery is used for power supply control output, at the moment, the series loop of the normally open contact DC1 and the time relay KT and the series loop of the normally open contact TK1 of the astronomical clock controller, the normally closed contact KT of the time relay and the series loop of the third alternating current contactor KM are conducted, the primary contact of the third alternating current contactor KM is closed, and the storage battery simultaneously supplies power for the outdoor lighting system and the indoor lighting system; after the time relay KT is delayed for 30min, the normally closed contact of the time relay KT is disconnected, so that the third alternating current contactor KM is powered off, the primary contact of the third alternating current contactor KM in the primary power supply loop is disconnected, the outdoor lighting system is powered off, the outdoor lighting lamp is extinguished, the indoor lighting system continues to be powered on under the condition of power supply of the storage battery, and the indoor lighting lamp is kept in an on state.
The astronomical clock controller selectively opens or closes the normally open contact TK1 according to the time of sunrise and sunset, when sunrise, the normally open contact TK1 of the astronomical clock controller is opened, so that the third alternating current contactor KM is powered off and the primary contact thereof is opened, when mains supply is supplied, the first alternating current contactor KM1 is closed, the mains supply only supplies power to an indoor lighting system and does not supply power to an outdoor lighting system, so that electric energy is saved, when the mains supply is powered off, the normally open contact of the second alternating current contactor KM2 is closed, the storage battery supplies power to the indoor lighting system, even if the power supply control output of the storage battery is always closed by the normally open contact DC1, the storage battery cannot supply power to the outdoor lighting system due to the fact that the primary contact of the third alternating current contactor KM is opened, and the electric quantity of the storage battery is saved; when the day falls, the normally open contact TK1 of the astronomical clock controller is closed, the first contact of the third alternating current contactor KM is electrified, and when mains supply is supplied, the outdoor and indoor emergency lighting systems are supplied, when the mains supply is powered off, the storage battery starts to supply power, the storage battery power supply control output is always closed by the open contact DC1, the time relay KT starts to count time, after 30min is reached, the normally closed contact of the time relay KT is opened, the first contact of the third alternating current contactor KM is opened, the outdoor lighting system is powered off, and the power supply time requirement of the outdoor lighting system is met. The opening and closing of the normally open contact TK1 of the astronomical clock controller and the opening and closing of the normally open contact DC1 of the accumulator power supply control output are all the prior art according to whether the mains supply is powered off or not and whether the accumulator power supply is powered on or not, and are not described in detail herein.
Because the power consumption load of the indoor lighting system is far smaller than that of the outdoor lighting system, the outdoor lighting system only needs to be powered for 30min, and after the corresponding time is reached, the storage battery only needs to be powered for the indoor lighting system, and the storage battery with corresponding smaller power supply capacity can be reasonably selected as the storage battery of the power supply.
The utility model provides an EPS lighting output control device, which can meet different time requirements of fire emergency lighting required by each area of a petrochemical plant by one set of EPS power supply device, thereby avoiding designing a plurality of sets of EPS power supply devices and reducing the probability of error caused by repeated design; the utility model reduces the power supply capacity of the storage battery, reduces the occupied area, and simultaneously reduces the hardware cost, the maintenance cost and the after-sale cost.
In other embodiments of the present utility model, if there are more than two areas with different power supply times in the factory, there are other lighting systems with different power supply time types besides the indoor lighting system and the outdoor lighting system, and according to the number of the other lighting systems, a corresponding number of control devices is increased, i.e. a plurality of sets of control devices are installed in the output distribution box, the time relay parameters of the different control devices correspond to the power supply time of the corresponding areas, the control devices are connected into a primary power supply loop, and the corresponding ac contactor normally open contacts are connected in series on the corresponding area lighting systems.
The control device can also be applied to other fields to meet the requirements of different primary system power supply times in different areas.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (5)
1. An EPS lighting output control device, characterized in that: the device comprises a fuse, an astronomical clock controller contact, a battery power supply control output constant-open contact, a third alternating current contactor and a time relay; the normally open contact of the astronomical clock controller, the normally closed contact of the time relay and the third alternating current contactor are connected in series between the two poles of the power supply of the primary power supply loop, and the normally open contact and the time relay of the accumulator power supply control output are connected in series between the two poles of the power supply of the primary power supply loop; the primary contact of the third alternating current contactor is connected in series with the corresponding primary system needing power supply.
2. An EPS lighting output control device as defined in claim 1, wherein: and selecting a time relay with the parameter of 30 min.
3. An EPS lighting output control device as defined in claim 1, wherein: the fuse, the astronomical clock controller contact, the battery power supply control output frequent opening contact, the third alternating current contactor and the time relay are arranged in the output distribution box.
4. An EPS lighting output control device as defined in claim 3, wherein: the input end of the output distribution box is connected with the output end of the EPS power supply device, and the input end of the EPS power supply device is connected with the mains supply.
5. The EPS lighting output control device according to claim 4, characterized in that: the storage battery capacity in the EPS power supply device is selected to meet the requirement that the continuous power supply time is not less than 3 hours or not less than 6 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320329033.5U CN219477662U (en) | 2023-02-27 | 2023-02-27 | EPS illumination output control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320329033.5U CN219477662U (en) | 2023-02-27 | 2023-02-27 | EPS illumination output control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219477662U true CN219477662U (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320329033.5U Active CN219477662U (en) | 2023-02-27 | 2023-02-27 | EPS illumination output control device |
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| Country | Link |
|---|---|
| CN (1) | CN219477662U (en) |
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2023
- 2023-02-27 CN CN202320329033.5U patent/CN219477662U/en active Active
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