CN213279260U - Uninterrupted power supply system of natural gas station - Google Patents
Uninterrupted power supply system of natural gas station Download PDFInfo
- Publication number
- CN213279260U CN213279260U CN202021338947.0U CN202021338947U CN213279260U CN 213279260 U CN213279260 U CN 213279260U CN 202021338947 U CN202021338947 U CN 202021338947U CN 213279260 U CN213279260 U CN 213279260U
- Authority
- CN
- China
- Prior art keywords
- power
- power supply
- supply system
- transfer switch
- detection module
- 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.)
- Active
Links
Images
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Abstract
The utility model provides a natural gas station uninterrupted power supply system, includes power supply system, and power supply system includes commercial power A, commercial power B, two power automatic transfer switch, UPS device and group battery, and the group battery is connected to the UPS device, and the output of two power automatic transfer switch is connected to the input of UPS device, and there are two dual power automatic transfer switch's input, connect respectively commercial power A with commercial power B, two power supply system parallel connection STS static power transfer switch's input, the switch board is connected to STS static power transfer switch's output, and the connecting wire between STS static power transfer switch and the switch board still is connected with detection module, and detection module is connected with the self-starting module, and the self-starting module is connected with generating set, and generating set connects. The utility model discloses the setting is connected with detection module and self-starting module's generating set, ensures when two UPS, commercial power A, commercial power B break down simultaneously and have a power failure the utility model discloses can not lose the electricity.
Description
Technical Field
The utility model relates to a natural gas power supply field, concretely relates to incessant power supply system of natural gas station.
Background
The power supply system adopted by the control cabinet in the natural gas station at the present stage is a double-power supply system which is generally used for supplying power for one standby station. The main circuit supplies power to a single UPS (external battery), and the standby circuit is directly connected with the commercial power and is switched by a dual-power transfer switch. When the UPS is damaged or needs to be overhauled, the dual-power transfer switch is automatically switched to a standby circuit (mains supply) for supplying power. The power supply system meets the requirement of general power consumption, but because a general natural gas station plays a role in supplying gas, a flow computer in the control cabinet is metering equipment and cannot stop operation at any moment, and the problem that if the interruption time of the mains supply is prolonged, the battery load of the UPS does not work for a long time to cause the shutdown of the UPS or the UPS fails during the interruption of the mains supply is considered, the whole power supply system is interrupted, the equipment stops operating, and huge loss is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide a natural gas station uninterrupted power supply system.
In order to achieve the above object, the utility model provides a following technical scheme:
the uninterrupted power supply system for the natural gas station comprises a power supply system, wherein the power supply system comprises a commercial power A, a commercial power B, a dual-power automatic transfer switch, a UPS device and a battery pack, the UPS device is connected with the battery pack, the input end of the UPS device is connected with the output end of the dual-power automatic transfer switch, and the two input ends of the dual-power automatic transfer switch are respectively connected with the commercial power A and the commercial power B;
the two power supply systems are connected in parallel with the input end of the STS static power supply change-over switch, and the connecting wire of the two power supply systems is also connected with the lightning protection device;
the output end of the STS static power supply changeover switch is connected with a power distribution cabinet, and the power distribution cabinet is connected with electric equipment;
a connecting line between the STS static power supply changeover switch and the power distribution cabinet is also connected with a detection module, the detection module is connected with a self-starting module, the self-starting module is connected with a generator set, and the generator set is connected with the power distribution cabinet;
when the detection module detects that the input load of a connecting line between the STS static power supply change-over switch and the power distribution cabinet is abnormal, the self-starting module is connected with the engine group.
Furthermore, the double-power automatic transfer switch and the connection lines of the commercial power A and the commercial power B are connected with lightning protection devices. The safety and the stability of the system are improved.
Further, the detection module is further connected with an alarm module, and when the detection module detects that the input load of the connecting line between the STS static power supply changeover switch and the power distribution cabinet is abnormal, the alarm module gives an alarm. And timely informing operators on duty to detect and maintain the line.
Further, the UPS device is also connected with a bypass power supply. When the UPS device fails, the UPS device can automatically switch to the bypass power supply uninterruptedly.
Compared with the prior art, the beneficial effects of the utility model are embodied in: two redundant power supply systems are arranged, and the two UPS, the commercial power A and the commercial power B can lose power when the two UPS, the commercial power A and the commercial power B simultaneously fail and have power failure, so the systematic redundant UPS configuration scheme of the utility model has extremely high reliability; the setting is connected with detection module and self-starting module's generating set, ensures when two UPS, commercial power A, commercial power B break down simultaneously and have a power failure the utility model discloses can not lose the electricity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic flow chart of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, an uninterruptible power supply system for a natural gas station includes a power supply system, where the power supply system includes a utility power a, a utility power B, a dual-power automatic transfer switch, a UPS device and a battery pack, the UPS device is connected to the battery pack, an input end of the UPS device is connected to an output end of the dual-power automatic transfer switch, and two input ends of the dual-power automatic transfer switch are respectively connected to the utility power a and the utility power B;
the two power supply systems are connected in parallel with the input end of the STS static power supply change-over switch, and the connecting wire of the two power supply systems is also connected with the lightning protection device;
the output end of the STS static power supply changeover switch is connected with a power distribution cabinet, and the power distribution cabinet is connected with electric equipment;
a connecting line between the STS static power supply changeover switch and the power distribution cabinet is also connected with a detection module, the detection module is connected with a self-starting module, the self-starting module is connected with a generator set, and the generator set is connected with the power distribution cabinet;
when the detection module detects that the input load of a connecting line between the STS static power supply change-over switch and the power distribution cabinet is abnormal, the self-starting module is connected with the engine group.
And the double-power automatic transfer switch and the connection lines of the commercial power A and the commercial power B are connected with a lightning protection device. The safety and the stability of the system are improved.
The detection module is further connected with an alarm module, and when the detection module detects that the STS static power supply changeover switch and a connecting line input load between the power distribution cabinets are abnormal, the alarm module gives an alarm. And timely informing operators on duty to detect and maintain the line.
The operation principle is as follows:
when the two UPS devices are normal, the two UPS devices simultaneously supply power to the electric equipment and are respectively provided with 50% of loads;
when one UPS fails, the UPS device is automatically switched to a bypass uninterruptedly, and the electric equipment is powered by the other UPS device and the corresponding commercial power;
when two UPS devices fail simultaneously, the two UPS devices are automatically switched to a bypass power supply uninterruptedly at the same time, and the electric equipment is supplied with power by a mains supply A and a mains supply B;
when two UPS, commercial power A, commercial power B break down simultaneously and have a power failure, detection module detects that the connecting wire input load between STS static power transfer switch and the switch board is unusual, and the suggestion alarm module sends out the police dispatch newspaper to the suggestion self-starting module starts the generator group and supplies power to the switch board.
Has the advantages that: two redundant power supply systems are arranged, and the two UPS, the commercial power A and the commercial power B can lose power when the two UPS, the commercial power A and the commercial power B simultaneously fail and have power failure, so the systematic redundant UPS configuration scheme of the utility model has extremely high reliability; the setting is connected with detection module and self-starting module's generating set, ensures when two UPS, commercial power A, commercial power B break down simultaneously and have a power failure the utility model discloses can not lose the electricity.
The above description is further detailed for the present invention with reference to specific embodiments, and it should not be construed that the embodiments of the present invention are limited to the above description. It will be apparent to those skilled in the art that various simple deductions or substitutions can be made to the above embodiments without departing from the spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (4)
1. The uninterrupted power supply system for the natural gas station comprises a power supply system and is characterized in that the power supply system comprises a commercial power A, a commercial power B, a dual-power automatic transfer switch, a UPS device and a battery pack, wherein the UPS device is connected with the battery pack, the input end of the UPS device is connected with the output end of the dual-power automatic transfer switch, and the two input ends of the dual-power automatic transfer switch are respectively connected with the commercial power A and the commercial power B;
the two power supply systems are connected in parallel with the input end of the STS static power supply change-over switch, and a lightning protection device is also connected to a connecting wire of the two power supply systems;
the output end of the STS static power supply changeover switch is connected with a power distribution cabinet, and the power distribution cabinet is connected with electric equipment;
a connecting line between the STS static power supply changeover switch and the power distribution cabinet is also connected with a detection module, the detection module is connected with a self-starting module, the self-starting module is connected with a generator set, and the generator set is connected with the power distribution cabinet;
when the detection module detects that the input load of a connecting line between the STS static power supply change-over switch and the power distribution cabinet is abnormal, the self-starting module is connected with the generator set.
2. The uninterruptible power supply system of claim 1, wherein a lightning protection device is connected to a connection line between the dual power automatic transfer switch and the commercial power A and the commercial power B.
3. The uninterruptible power supply system of claim 1, wherein the detection module is further connected to an alarm module, and when the detection module detects an abnormality of a connection line input load between the STS static power transfer switch and the power distribution cabinet, the alarm module issues an alarm.
4. The uninterruptible power supply system for a natural gas station according to claim 1, wherein a bypass power supply is further connected to the UPS device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021338947.0U CN213279260U (en) | 2020-07-09 | 2020-07-09 | Uninterrupted power supply system of natural gas station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021338947.0U CN213279260U (en) | 2020-07-09 | 2020-07-09 | Uninterrupted power supply system of natural gas station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213279260U true CN213279260U (en) | 2021-05-25 |
Family
ID=75958634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021338947.0U Active CN213279260U (en) | 2020-07-09 | 2020-07-09 | Uninterrupted power supply system of natural gas station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213279260U (en) |
-
2020
- 2020-07-09 CN CN202021338947.0U patent/CN213279260U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208028652U (en) | A kind of double host parallel redundancy power supply systems | |
| CN103296738A (en) | Dual standby saving type direct current power supply system | |
| WO2023125511A1 (en) | Power supply management system, battery swapping station and power supply management method and apparatus therefor | |
| CN101888112B (en) | Power system provided with stand-by power | |
| CN205160199U (en) | Interchange uninterrupted power source system that each other is static bypass | |
| CN101710728A (en) | Method and device for supplying power to chassis equipment of communication machine room | |
| CN210404828U (en) | N + X modular parallel UPS uninterrupted power system based on hot plug | |
| CN110739758A (en) | uninterrupted power source and power distribution system | |
| CN205489794U (en) | General switch board of double -H groove weld PS | |
| CN210246391U (en) | Uninterrupted power supply based on double static switch control | |
| CN213279260U (en) | Uninterrupted power supply system of natural gas station | |
| CN209516731U (en) | A kind of uninterruptible power system | |
| CN111463892A (en) | Novel alternating current-direct current mixed supply type uninterruptible power supply structure, device and method | |
| CN202817874U (en) | Uninterruptible power supply (UPS) redundant system | |
| CN110943476A (en) | Multi-stage UPS parallel distributed control system and wiring circuit thereof | |
| CN203301212U (en) | Dual standby saving type DC power supply system | |
| CN110601168A (en) | High-power high-reliability high-voltage direct-current power supply system | |
| CN214479806U (en) | Coal feeder power supply control circuit | |
| CN113193646A (en) | Power supply device, method and system | |
| CN205004828U (en) | Substation supervision system based on photovoltaic energy storage automatic switch -over | |
| CN112398155A (en) | Data center power supply system based on three-station-in-one | |
| Xiaofei et al. | How to ensure the modular UPS with high reliability | |
| CN207251298U (en) | Backup power supply alarm system based on industrial ethernet switch | |
| CN201570895U (en) | Microcomputer protection device with double power supply sources | |
| CN201113507Y (en) | UPS structure for increasing system reliability |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |