CN104362745B - A kind of important sensitivity load Power supply system of factory - Google Patents
A kind of important sensitivity load Power supply system of factory Download PDFInfo
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- CN104362745B CN104362745B CN201410592919.4A CN201410592919A CN104362745B CN 104362745 B CN104362745 B CN 104362745B CN 201410592919 A CN201410592919 A CN 201410592919A CN 104362745 B CN104362745 B CN 104362745B
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- load
- chopper
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- executor
- important sensitivity
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Abstract
The invention discloses a kind of important sensitivity load Power supply system of factory, including impact load and important sensitivity load, impact load is connected in supply line by chopper, and chopper is connected with the wireless executor of impact load by auxiliary reclay；Important sensitivity load first line in parallel, the second connection are in supply line, chopper and ups power is in series with first line, chopper is provided with second circuit, and the chopper on first line, the second circuit is connected with the wireless executor of important sensitivity load by auxiliary reclay；Load is wireless, and executor is communicated with wireless transceiver；Wireless transceiver is connected with electricity consumption Automatic Centering Control of factory, before impact load is started, send the important sensitivity load of control signal switching to be powered by UPS, after impact load stable operation, control signal is sent by important sensitivity load switching electrical network normal power supply, so as to ensure the power supply reliability of important sensitivity load.
Description
Technical field
The present invention relates to a kind of Power supply system, the important sensitivity load Power supply system of specifically a kind of factory.
Background technology
Due to the restriction of plant configuration and important in some of the consideration of convenience and economy, factory is connected up
Sensitivity load is often connected on some impact loads in same time supply line.
But when starting these impact loads, the high capacity motor of generally existing in such as factory, inevitably
Cause a series of asking for power quality indexs declines such as the voltage cataclysm of electrical network supply line, harmonic content increase, frequency fluctuation is big
Topic, in addition in electrical network supply line end, power quality index is originally decreased, important and to electric energy so as to have influence on some
The operation of the more sensitive load of mass ratio, can even cause the permanent damage of these loads under serious conditions, electricity of such as handling official business
The equipment such as brain, workspace server, instrument and meter, precision electric motor.
Content of the invention
The present invention provides a kind of factory important sensitivity load Power supply system, and the system is used for solving present plant punching
Hitting property load startup moment causes supply line's power quality index degradation, affects the normal work of important sensitivity load
The technical problem of work.
In order to solve above-mentioned technical problem, the technical scheme is that：A kind of important sensitivity load of factory is powered guarantor
Barrier system, including some impact loads for being connected in parallel in supply line and some important sensitivity loads, and by wirelessly holding
Row device, auxiliary reclay, chopper, ups power, 6 class functional module of wireless transceiver and electricity consumption Automatic Centering Control of factory, its
In wireless executor include the wireless executor of impact load and the wireless executor of important sensitivity load.
The impact load is connected in supply line by chopper, and the chopper is by auxiliary reclay and punching
Executor's connection that hitting property load is wireless, the control signal that wireless for impact load executor is sent by auxiliary reclay are amplified, are made
Impact load is wireless, and executor controls input and the excision of chopper, and then controls the power on/off of impact load；
Important sensitivity load first line in parallel, the second connection in supply line, described
Chopper and ups power is in series with one circuit, is provided with chopper on the second circuit, disconnected on first line, the second circuit
Road device is connected with the wireless executor of important sensitivity load by auxiliary reclay respectively, and important sensitivity is born by auxiliary reclay
Lotus is wireless, and control signal that executor sends is amplified, and makes the wireless executor's control first line of important sensitivity load, the second line
The input of chopper and excision on road, and then control the power on/off of important sensitivity load；
The wireless executor of impact load and the wireless executor of important sensitivity load are by wirelessly or non-wirelessly mode
Communicated with wireless transceiver, for transmitting control signal；The wireless executor of impact load described here and important sensitivity
Property the wireless executor of load preferably wirelessly communicated with wireless transceiver.
The Main Function of wireless transceiver is the enabling signal to impact load and automatically controls from factory's electricity consumption
The control signal of the heart is received and is forwarded.
The wireless transceiver is connected with electricity consumption Automatic Centering Control of factory, and electricity consumption Automatic Centering Control of factory can be automatic
Judge, automatically confirm that and execute automatically the Booting sequence of impact load, before impact load is started, send control signal and cut
Change important sensitivity load to be powered by UPS, after impact load stable operation, control signal is sent by important sensitivity load
Switch by electrical network normal power supply, so as to ensure the power supply reliability of important sensitivity load.
Ups power having acted in addition to the uninterrupted power supply except ensureing important load after grid cut-off, also herein
Electrical network is replaced to power for important sensitivity load temporarily, it is to avoid its function of being affected by impact load start-up course.
Electricity consumption Automatic Centering Control of factory, is the core of the system, can either automatic decision, automatically confirm that and execute automatically
The Booting sequence of impact load, ensures the normal operation of important sensitivity load.There is human-computer interaction function again, manually can set
Fixed and optimized work flow.
The operation principle of whole system is：Under being executed by the control of electricity consumption Automatic Centering Control of factory, starting impact
Before load, switch important sensitivity load and powered by UPS, after waiting impact load stable operation, switch important sensitivity load
By former electrical network normal power supply, the power supply reliability of important sensitivity load is ensured with this.
The invention has the advantages that：
1. avoid supply line's power quality index degradation being caused as factory's impact load starts moment, affect
The normal work of important sensitivity load.
2. ensure that the whole process of important sensitivity load normal work is automatically complete by electricity consumption Automatic Centering Control of factory
Into, it is to avoid artificial maloperation, safe and reliable.
3. radio communication, it is to avoid loaded down with trivial details wiring.
Description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the system principle schematic diagram of the present invention.
Specific embodiment
As shown in figure 1, a kind of important sensitivity load Power supply system of factory, if including being connected in parallel in supply line
Dry impact load (i.e. load 11,21...N1) and some important sensitivity loads 101 (only indicate in Fig. 1 one group important quick
Inductive load), and by wireless executor, auxiliary reclay, chopper, ups power 3, wireless transceiver 4 and factory's electricity consumption certainly
5 six class functional module of dynamic control centre, wherein wireless executor include the wireless executor of impact load 14,24 ... N4 and weight
Want the wireless executor 104 of sensitivity load.
By taking the 1st impact load 11 as an example, which passes through chopper 12 and is connected in supply line, during chopper 12 passes through
Between relay 13 be connected with the wireless executor 14 of impact load, auxiliary reclay 13 is by wireless for impact load executor 14
The control signal for going out is amplified, and makes input and the excision of the wireless control of executor 14 chopper 12 of impact load, and then controls punching
The power on/off of hitting property load 11.
2nd impact load is connected in supply line by chopper 22, and chopper 22 passes through auxiliary reclay 23
Wireless executor 24 is connected with impact load, the control letter that wireless for impact load executor 24 is sent by auxiliary reclay 23
Number amplify, make input and the excision of impact load wireless executor 24 control chopper 22, and then control impact load 21
Power on/off.
The like, n-th impact load N1 is connected in supply line by chopper N2, during chopper N2 passes through
Between relay N3 executor N4 wireless with impact load be connected, auxiliary reclay N3 by wireless for impact load executor N4 send out
The control signal for going out is amplified, and makes input and the excision of the wireless executor N4 controls chopper N2 of impact load, and then controls punching
The power on/off of hitting property load N1.
Important sensitivity load 101 first line 1 in parallel, the second circuit 2 are connected in supply line, First Line
Chopper 1021 and ups power 3 is in series with road 1, is provided with chopper 1022, the open circuit in first line 1 on the second circuit 2
Device 1021 is connected with the wireless executor 104 of important sensitivity load by auxiliary reclay 1031, and auxiliary reclay 1031 will weight
The control signal for wanting the wireless executor 104 of sensitivity load to send is amplified, and controls the wireless executor 104 of important sensitivity load
The input of chopper 1021 and excision in first line 1；Chopper 1022 on second circuit 2 passes through auxiliary reclay respectively
1032 are connected with the wireless executor 104 of important sensitivity load, and important sensitivity load is wirelessly executed by auxiliary reclay 1032
The control signal that device 104 sends is amplified, and makes the wireless executor 104 of important sensitivity load control chopper on the second circuit 2
1022 input and excision, and then control the power on/off of important sensitivity load 101.
Impact load is wireless executor 14,24...N4 and the wireless executor 104 of important sensitivity load pass through wireless parties
Formula is communicated with wireless transceiver 4, for transmitting control signal.
The Main Function of wireless transceiver 4 is the enabling signal to impact load 11,21...N1 and from factory's electricity consumption
The control signal of Automatic Centering Control 5 is received and is forwarded.
Wireless transceiver 4 is connected with electricity consumption Automatic Centering Control of factory 5, and electricity consumption Automatic Centering Control of factory 5 can be automatic
Judge, automatically confirm that and automatically execute impact load 11,21...N1 Booting sequence, start impact load 11,
21...N1, before, send control signal and switch important sensitivity load 101 and powered by ups power 3, impact load 11,
21...N1, after stable operation, send control signal and switch important sensitivity load 101 by electrical network normal power supply, so as to ensure
The power supply reliability of important sensitivity load 101.
Above-mentioned some refer to one or more, now as a example by starting n-th impact load N1, the course of work is such as
Under：
1. n-th impact load N1 start by set date, or operator people are set by electricity consumption Automatic Centering Control of factory 5
N-th impact load executor N4 is manipulated for ground, enabling signal is sent to electricity consumption Automatic Centering Control of factory 5.
2. factory's electricity consumption Automatic Centering Control 5 confirm errorless after, send control signal wirelessly hold to important sensitivity load
Row device 104, closes the chopper 1021 in first line 1 by auxiliary reclay 1031 then, the moment after closure, then leads to
Crossing auxiliary reclay 1032 disconnects the chopper 1022 on the second circuit 2.
3. the implementing result that factory's electricity consumption Automatic Centering Control 5 is fed back according to the wireless executor 104 of important sensitivity load,
After confirming that execution is errorless, send control signal and give impact load executor N4, chopper is made by auxiliary reclay N3 then
N2 is closed, and waits impact load N1 to enter steady-working state.
4. the transmission of factory's electricity consumption Automatic Centering Control 5 control signal gives important sensitivity load wireless executor 104, then
Close the chopper 1022 on the second circuit 2 by auxiliary reclay 1032, the moment after closure, then pass through auxiliary reclay
1031 disconnect the chopper 1021 in first line 1.
Said process is completed and starts any one impact load, and has just automatically ensured important sensitivity load
Often running for task.
To start multiple stage impact load, as long as after above-mentioned 3rd step, starting other impact loads successively, then holding
The step of important sensitivity load switching is returned of the 4th step of row.If there are multiple important sensitivity loads, start punching successively
After hitting property load, progressively important sensitivity load switching is returned.
Above-described embodiment limits the present invention never in any form, every is obtained by the way of equivalent or equivalent transformation
Technical scheme all fall within protection scope of the present invention.
Claims (1)
1. the important sensitivity load Power supply system of a kind of factory, some impacts including being connected in parallel in supply line are born
Lotus and some important sensitivity loads, it is characterised in that：The impact load is connected in supply line by chopper, institute
State chopper to be connected with the wireless executor of impact load by auxiliary reclay, impact load is wirelessly held by auxiliary reclay
The control signal that row device sends is amplified, and makes input and the excision of the wireless executor's control chopper of impact load, and then controls
The power on/off of impact load；Important sensitivity load first line in parallel, the second connection are in supply lines
Lu Shang, is in series with the first chopper and ups power in the first line, be provided with the second chopper on the second circuit, and first
The first chopper, the second chopper on circuit, the second circuit respectively by the first auxiliary reclay, the second auxiliary reclay with
Executor's connection that important sensitivity load is wireless, the first auxiliary reclay, the second auxiliary reclay by important sensitivity load without
The control signal that line executor sends is amplified, and makes on the wireless executor's control first line of important sensitivity load, the second circuit
First chopper, the input of the second chopper and excision, and then control the power on/off of important sensitivity load；The impact is born
Lotus is wireless executor and the wireless executor of important sensitivity load are wirelessly communicated with wireless transceiver, for passing
Pass control signal；The wireless transceiver is connected with electricity consumption Automatic Centering Control of factory, and electricity consumption Automatic Centering Control of factory can
Automatic decision, the Booting sequence for automatically confirming that and executing automatically impact load, before impact load is started, send control letter
Number important sensitivity load of switching is powered by UPS, after impact load stable operation, sends control signal by important sensitivity
Property load switching by electrical network normal power supply, so as to ensure the power supply reliability of important sensitivity load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410592919.4A CN104362745B (en) | 2014-10-29 | 2014-10-29 | A kind of important sensitivity load Power supply system of factory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410592919.4A CN104362745B (en) | 2014-10-29 | 2014-10-29 | A kind of important sensitivity load Power supply system of factory |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104362745A CN104362745A (en) | 2015-02-18 |
| CN104362745B true CN104362745B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410592919.4A Active CN104362745B (en) | 2014-10-29 | 2014-10-29 | A kind of important sensitivity load Power supply system of factory |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007202362A (en) * | 2006-01-30 | 2007-08-09 | Chugoku Electric Power Co Inc:The | Power supply method coping with power failure and instantaneous voltage drop and device thereof |
| CN102163874B (en) * | 2011-04-26 | 2013-04-17 | 广东康菱动力科技有限公司 | Power supplying method of electrical power system with high-powered and high-voltage diesel generating set for large data memory center |
| CN202050285U (en) * | 2011-04-26 | 2011-11-23 | 广东康菱动力科技有限公司 | Power system of high-power high-voltage diesel generator set of larger data storage center |
| CN102394497B (en) * | 2011-10-18 | 2013-10-09 | 重庆大学 | Microgrid coordination control system and method based on state transition |
| CN102882268B (en) * | 2012-08-27 | 2015-02-04 | 青岛经济技术开发区创统科技发展有限公司 | Undisturbed uninterruptible power supply device |
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2014
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Effective date of registration: 20200522 Address after: 213000 No.21, Chuangzhi Road, Kunlun Street, Liyang City, Changzhou City, Jiangsu Province Patentee after: Jiangsu Nandian Smart Energy Service Co., Ltd Address before: 213300 Jiangsu city of Changzhou province Liyang Liyang Town of Wuhu Shanghai Road No. 168 Patentee before: CHANGZHOU SPREAD POWER TECH Co.,Ltd. |
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