CN110377086A - A kind of heater centralized control system - Google Patents
A kind of heater centralized control system Download PDFInfo
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- CN110377086A CN110377086A CN201910799368.1A CN201910799368A CN110377086A CN 110377086 A CN110377086 A CN 110377086A CN 201910799368 A CN201910799368 A CN 201910799368A CN 110377086 A CN110377086 A CN 110377086A
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- 230000015572 biosynthetic process Effects 0.000 claims abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 9
- 230000008901 benefit Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of heater centralized control system, including several Temperature Humidity Sensors, each Temperature Humidity Sensor is electrically connected with an intermediate relay；The formation parallel with one another of one group of contact of all intermediate relays starts contact sets；Heater centralized control system further includes several heaters, several heaters formation heater group parallel with one another, heater group is series at starting contact sets, and heater group is connected by starting contact sets with power supply.A kind of heater centralized control system provided in an embodiment of the present invention, temperature and humidity controller in interval is subjected to centralized control, operations staff can monitor the service condition of temperature and humidity controller in real time, and temperature and humidity controller maintenance is simple, improve to heater and its control system maintenance efficiency；The abnormal rate for reducing temperature and humidity controller, extends the service life of heater and its control system.
Description
Technical field
The invention belongs to heater technical field more particularly to a kind of heater centralized control systems.
Background technique
As power network development is converted to intelligence, transforming plant primary equipment is increasingly prone to GIS device.To substation Nei Hui
The requirement for controlling the secondary components temperature and humidity such as cabinet or cable, relay in mechanism case is also higher and higher, and existing running equipment is because add
Situations such as hot device problem leads to core insulation ag(e)ing, temperature and humidity controller damage, convergence control cabinet or mechanism case are too high or too low for temperature
It is on the rise.
The temperature and humidity in the GIS mechanism case of substation is by heater for regulating at present, since GIS device mechanism case is different from
Conventional equipment cannot intuitively see temperature and humidity controller and heater, be unfavorable for whether operation maintenance personnel has just heater
The temperature and humidity situation in inspection and decision mechanism case often started, if when the temperature is excessively high, the temperature and humidity controller of setting should stop
It only works, if temperature and humidity controller damages at this time, heater is constantly in operating status, and operation maintenance personnel can not correctly judge again
Temperature and humidity situation in mechanism case then causes mechanism case temperature excessively high, may burn secondary cable, or even causes mechanism malfunction, sternly
Ghost image rings the stable operation of equipment.
Summary of the invention
The purpose of the present invention is to provide a kind of heater centralized control systems, to solve the above technical problem.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of heater centralized control system, including several Temperature Humidity Sensors, each Temperature Humidity Sensor electricity
It is connected with an intermediate relay；
The formation parallel with one another of one group of contact of all intermediate relays starts contact sets；
The heater centralized control system further includes several heaters, the formation heating parallel with one another of several heaters
Device group, the heater group is series at the starting contact sets, and the heater group passes through the starting contact sets and power supply
Series connection；
When any one group of contact closure in the starting contact sets, all heaters are started to work；
When the Temperature Humidity Sensor detects that temperature is greater than preset value, the Temperature Humidity Sensor, which issues, closes heating
Device signal controls the starting contact sets disconnection to trigger the intermediate relay.
As a preferred solution of the present invention, the contact in the starting contact sets is normally opened contact.
As a preferred solution of the present invention, the quantity of the Temperature Humidity Sensor, the quantity of intermediate relay are
Two.
As a preferred solution of the present invention, another group of contact of all intermediate relays is serially connected to form event
Hinder contact sets, the contact of the fault contact group is normally-closed contact；
The fault contact group is in series with alarm.
As a preferred solution of the present invention, one end of one termination power of coil of the intermediate relay, the other end
The other end of power supply is connected by one group of normally opened contact of the Temperature Humidity Sensor.
Compared with prior art, the embodiment of the present invention has the advantages that
A kind of heater centralized control system provided in an embodiment of the present invention, the temperature and humidity controller in interval is collected
Middle control, operations staff can monitor the service condition of temperature and humidity controller in real time, and temperature and humidity controller maintenance is simple, raising pair
Heater and its control system maintenance efficiency；The abnormal rate for reducing temperature and humidity controller, extends heater and its control system
Service life；By install Intelligent heater centralized control system bring high benefit, meet 7S management safety, saving,
Efficient theory.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Fig. 1 is a kind of schematic diagram of heater centralized control system provided in an embodiment of the present invention.
Specific embodiment
To enable the purpose of the present invention, feature, advantage more obvious and understandable, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that reality disclosed below
Applying example is only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Refering to Figure 1, AC indicates AC power source in figure, ZK is air switch, and ZJ is intermediate relay, and KH is warm and humid
Sensor is spent, EH is heater, the digital representation serial number before them.
Specifically, present embodiments providing a kind of heater centralized control system, including several Temperature Humidity Sensors, often
A Temperature Humidity Sensor is electrically connected with an intermediate relay.
The formation parallel with one another of one group of contact of all intermediate relays starts contact sets.
The heater centralized control system further includes several heaters, the formation heating parallel with one another of several heaters
Device group, the heater group is series at the starting contact sets, and the heater group passes through the starting contact sets and power supply
Series connection.
When any one group of contact closure in the starting contact sets, all heaters are started to work.
When the Temperature Humidity Sensor detects that temperature is greater than preset value, the Temperature Humidity Sensor, which issues, closes heating
Device signal controls the starting contact sets disconnection to trigger the intermediate relay.
Specifically, the contact in the starting contact sets is normally opened contact.The quantity of the Temperature Humidity Sensor, centre
The quantity of relay is two.
Another group of contact of all intermediate relays is serially connected to form fault contact group, the fault contact group
Contact is normally-closed contact.
The fault contact group is in series with alarm.
One end of one termination power of coil of the intermediate relay, the other end pass through the Temperature Humidity Sensor one group
The other end of normally opened contact connection power supply.
Therefore, when the present embodiment works, air switch ZK is closed, when any one starting of Temperature Humidity Sensor 1KH and 2KH
When, so that intermediate relay 1ZJ or 2ZJ excitation, normally opened contact closure, control heater EH1~Ehn starting.Wherein n is
Integer, intermediate relay 1ZJ and 2ZJ mutual backup, Temperature Humidity Sensor 1KH and 2KH mutual backup.
When two temperature and humidity controllers 1KH and 2KH break down, the normally closed contact of intermediate relay 1ZJ and 2ZJ are all
Closure, issues alarm signal by alarm, operator workstation will receive temperature and humidity controller 1KH and 2KH fault-signal, be convenient for
Operation maintenance personnel discovery and inspection.
In figure, 1 and 2 be power supply terminal, and 3 and 4 be control terminal, and 5 and 6 be signal terminal.
It should be noted that the environment of all devices present position of a substation is all consistent.The heater collection
Middle control system is suitable for all substations, only need to install the heater centralized control system in each switch gap of substation,
Centralized control and management just are carried out to this interval internal heater, O&M efficiency is improved, reduces O&M cost, reduce power failure
Number preferably improves equipment operating environment.
Pass through the contact of two intermediate relays in parallel, when one of temperature and humidity controller breaks down, another group
Temperature and humidity controller can still work, and improve the reliability of warm and humid control.
Controller failure signal can also be accessed backstage signal, solving operation maintenance personnel can not be to warm and humid in mechanism case
The problem of degree controller is checked.
In conclusion a kind of heater centralized control system provided in this embodiment, by the temperature and humidity controller in interval
Centralized control is carried out, operations staff can monitor the service condition of temperature and humidity controller in real time, and temperature and humidity controller maintenance is simple,
It improves to heater and its control system maintenance efficiency；The abnormal rate for reducing temperature and humidity controller, extends heater and its control
The service life of system processed；By install Intelligent heater centralized control system bring high benefit, meet 7S management safety,
It saves, efficient theory.
Here, using specialized vocabulary only for describing the purpose of specific example embodiment, and not mean to limit
Purpose.Unless context clearly makes opposite expression, singular " one (a) " as used herein, " one (an) "
" being somebody's turn to do (the) " can mean also to include plural form.Term " including (comprises) ", " including (comprising) ",
" including (including) " and it is included in the interior meaning " with (having) ", and therefore specifies and there is stated spy
Sign, entirety, step, operation, element and/or component, but do not exclude the presence of or extraly have other spies of one or more
Sign, entirety, step, operation, element, component and/or combination thereof.Unless explicitly indicated the order executed, it is described herein
This method step, handling and operation are not interpreted as centainly needing to execute according to the specific order discussed and shown.Should also
Understand, it can be using additional or selectable step.
When element or layer be known as " ... on ", " with ... engage ", " being connected to " or " being connected to " another
Element or layer can be and engage, be connected to or couple directly on another element or layer, with another element or layer
To another element or layer, there may also be intervenient element or layers.In contrast, when element or layer are known as " straight
On connecing ... ", " with ... directly engage ", " being directly connected to " or " being directly coupled to " another element or layer, then may be used
Intervenient element or layer can be not present.Other words for being used to describe element relation should explain (example in a similar way
Such as, " ... between " and " between directly existing ... ", " adjacent " and " direct neighbor " etc.).Term "and/or" as used herein
Any and all combination of one or more including associated the enumerated project.Although may have been used art herein
Language first, second, third, etc. to describe various elements, component, regions, layers, and/or portions, these elements, component, region,
Layer and/or part are not limited by these terms.These terms can be served only for an element, component, region or part
It is distinguished with another element, component, region or part.Unless clearly showed that by context, herein using such as term " the
One ", the term of " second " and other numerical value is it is not intended that sequence or order.Therefore, lower section discuss first element, component,
Region, layer or part can be implemented using second element, component, region, layer or partial term without departing from the example
The introduction of example.
The relative terms in space, such as "inner", "outside", " below ", " ... lower section ", " lower part ", " top ",
" top " etc. can use herein for convenient for the purpose of description, to describe an element or feature as illustrated in the drawing and another
Relationship between outer one or more element or feature.The relative terms in space can mean the orientation comprising describing except the figure
Except the device different orientations.For example, if overturn the device in the figure, then it is described as " in other elements or feature
Element of the lower section " either " below element or feature " will be oriented to " in the top of other elements or feature ".Therefore,
Exemplary term " ... lower section " may include upwardly and downwardly two kinds orientations.The device can be otherwise orientated
It (be rotated by 90 ° or other are orientated) and is explained with the opposite description in space herein.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (5)
1. a kind of heater centralized control system, which is characterized in that including several Temperature Humidity Sensors, each temperature and humidity
Sensor is electrically connected with an intermediate relay；
The formation parallel with one another of one group of contact of all intermediate relays starts contact sets；
The heater centralized control system further includes several heaters, several heaters formation heater parallel with one another
Group, the heater group is series at the starting contact sets, and the heater group passes through the starting contact sets and power supply string
Connection；
When any one group of contact closure in the starting contact sets, all heaters are started to work；
When the Temperature Humidity Sensor detects that temperature is greater than preset value, the Temperature Humidity Sensor, which issues, closes heater letter
Number, the starting contact sets disconnection is controlled to trigger the intermediate relay.
2. a kind of heater centralized control system according to claim 1, which is characterized in that in the starting contact sets
Contact is normally opened contact.
3. a kind of heater centralized control system according to claim 1, which is characterized in that the Temperature Humidity Sensor
Quantity, the quantity of intermediate relay are two.
4. a kind of heater centralized control system according to claim 1, which is characterized in that all intermediate relays
Another group of contact be serially connected to form fault contact group, the contact of the fault contact group is normally-closed contact；
The fault contact group is in series with alarm.
5. a kind of heater centralized control system according to claim 1, which is characterized in that the line of the intermediate relay
One end of a termination power is enclosed, the other end connects the other end of power supply by one group of normally opened contact of the Temperature Humidity Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799368.1A CN110377086A (en) | 2019-08-27 | 2019-08-27 | A kind of heater centralized control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799368.1A CN110377086A (en) | 2019-08-27 | 2019-08-27 | A kind of heater centralized control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110377086A true CN110377086A (en) | 2019-10-25 |
Family
ID=68260970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910799368.1A Pending CN110377086A (en) | 2019-08-27 | 2019-08-27 | A kind of heater centralized control system |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB985327A (en) * | 1962-04-11 | 1965-03-10 | Henry John Hayes | Improvement in automatic controllers by utilizing monitored electro-magnetic relays |
| CN201340558Y (en) * | 2009-04-20 | 2009-11-04 | 天津瑞能电气有限公司 | Temperature and humidity control device for electric control cabinet of wind turbine |
| CN203084578U (en) * | 2012-12-14 | 2013-07-24 | 天津瑞能电气有限公司 | Temperature and humidity control device of wind turbine generator pitch system |
| CN208027204U (en) * | 2018-04-28 | 2018-10-30 | 广东电网有限责任公司 | A kind of intelligent heating control system for GIS device |
| CN210072434U (en) * | 2019-08-27 | 2020-02-14 | 广东电网有限责任公司 | Heater centralized control system |
-
2019
- 2019-08-27 CN CN201910799368.1A patent/CN110377086A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB985327A (en) * | 1962-04-11 | 1965-03-10 | Henry John Hayes | Improvement in automatic controllers by utilizing monitored electro-magnetic relays |
| CN201340558Y (en) * | 2009-04-20 | 2009-11-04 | 天津瑞能电气有限公司 | Temperature and humidity control device for electric control cabinet of wind turbine |
| CN203084578U (en) * | 2012-12-14 | 2013-07-24 | 天津瑞能电气有限公司 | Temperature and humidity control device of wind turbine generator pitch system |
| CN208027204U (en) * | 2018-04-28 | 2018-10-30 | 广东电网有限责任公司 | A kind of intelligent heating control system for GIS device |
| CN210072434U (en) * | 2019-08-27 | 2020-02-14 | 广东电网有限责任公司 | Heater centralized control system |
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