CN106194809A - Biomass electric power plant Intelligent warming wildcard electronic box - Google Patents

Biomass electric power plant Intelligent warming wildcard electronic box Download PDF

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Publication number
CN106194809A
CN106194809A CN201610776227.4A CN201610776227A CN106194809A CN 106194809 A CN106194809 A CN 106194809A CN 201610776227 A CN201610776227 A CN 201610776227A CN 106194809 A CN106194809 A CN 106194809A
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CN
China
Prior art keywords
connects
auxiliary reclay
coil
opened contact
normal opened
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Granted
Application number
CN201610776227.4A
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Chinese (zh)
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CN106194809B (en
Inventor
彭利军
王金龙
张小平
欧阳尔超
张冬梅
高漱蓉
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Wuhan Fengying Energy Technology Engineering Co ltd
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WUHAN KAIDI ELECTRIC POWER ENGINEERING CO LTD
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Priority to CN201610776227.4A priority Critical patent/CN106194809B/en
Publication of CN106194809A publication Critical patent/CN106194809A/en
Application granted granted Critical
Publication of CN106194809B publication Critical patent/CN106194809B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The biomass electric power plant Intelligent warming wildcard electronic box that the present invention relates to, including current supply circuit, control loop, communication control module, the second auxiliary reclay, the 3rd auxiliary reclay and the 4th auxiliary reclay, wherein, current supply circuit includes thermorelay FR1, catalyst KM1a, circuit breaker Q F1, the shunt release MXa that is arranged in circuit breaker Q F1;Described control loop includes manual rotary switch SK1, hand switch TK1, hand switch TK2, shunt release coil MX, temperature controller, the coil KM1 of catalyst, the first auxiliary reclay, fuse FU1 and fuse FU2.Energy conservative control draft fan of the present invention works, and reduces operation expense.And Non-follow control or Remote draft fan can start and stop at the scene.Concatenation fire warning system signal, realizes the linkage of draft fan and fire-fighting system, meets fire-fighting requirements simultaneously.

Description

Biomass electric power plant Intelligent warming wildcard electronic box
Technical field
The present invention relates to power supply unit technical field, be specifically related to a kind of biomass electric power plant Intelligent warming wildcard electronic box.
Background technology
It is generally provided with draft fan in the buildings such as the current switchgear house of biomass electric power plant, control room, auxiliary plant (every Fans power general < 3kW), is provided power supply, opened manually by fan power case.In engineering reality, because of outdoor Heat radiation factor when ambient temperature and equipment work, indoor temperature is well over equipment normal working temperature requirement, if draft fan Fail to open in time, equipment can be caused normally to work.Meanwhile, intelligent in order to realize draft fan power supply box, need remote Process control fan power case.Therefore, conservative control draft fan works, and reduces operation expense, and meets HVAC ventilation Blower fan must be inquired into the required value of central station of floating dock communication with the requirement of fire-fighting link.
Summary of the invention
It is an object of the invention to provide a kind of biomass electric power plant Intelligent warming wildcard electronic box, this distribution box energy conservative control Draft fan works, and reduces operation expense.
For solving above-mentioned technical problem, a kind of biomass electric power plant Intelligent warming wildcard electronic box disclosed by the invention, its feature It is: it includes current supply circuit, controls loop, communication control module, the second auxiliary reclay, the 3rd auxiliary reclay and the 4th Auxiliary reclay, wherein, current supply circuit includes thermorelay FR1, catalyst KM1a, circuit breaker Q F1, is arranged on circuit breaker Q F1 On shunt release MXa;Described control loop includes manual rotary switch SK1, hand switch TK1, hand switch TK2, divides Encourage trip coil MX, temperature controller KH1, the coil KM1 of catalyst, the first auxiliary reclay, fuse FU1 and fuse FU2;
Wherein, between the draft fan power interface that the A phase of power supply, B phase and C phase are corresponding with draft fan the most successively Series trip device QF1, catalyst KM1a and thermorelay FR1;
One end of hand switch TK1 connects the A phase of power supply, power supply by the first normal opened contact FR1a of thermorelay Arranging fuse FU1 between A phase and the first normal opened contact FR1a of thermorelay of power supply, the other end of hand switch TK1 divides Not Lian Jie first terminals of temperature controller KH1, one end of manual rotary switch SK1 normal opened contact, manual rotary switch SK1 normally closed One end of contact, one end of temperature controller output normal opened contact KH1a, the one of the first normal opened contact KA4a of the 4th auxiliary reclay End;
The other end of temperature controller output normal opened contact KH1a connects one end of the coil KM1 of catalyst, manual rotary switch The other end of SK1 normal opened contact connects one end of hand switch TK2, and the other end of hand switch TK2 connects the coil of catalyst One end of KM1, the other end of manual rotary switch SK1 normally closed contact connects second auxiliary reclay the first normal opened contact KA2a's One end, the other end of second auxiliary reclay the first normal opened contact KA2a connects the one of the 3rd auxiliary reclay normally closed contact KA3a End, the other end of the 3rd auxiliary reclay normally closed contact KA3a connects one end of the coil KM1 of catalyst, the second auxiliary reclay One end of first normal opened contact KA2a connects one end of the first auxiliary reclay coil KA1, and the first of the 4th auxiliary reclay is normal The other end opening contact KA4a connects one end of shunt release coil MX;
The other end of coil KM1 of catalyst, the other end of the first auxiliary reclay coil KA1, shunt release coil The other end of MX, second terminals of temperature controller KH1 are all connected with one end of fuse FU2, and the other end of fuse FU2 connects confession The N phase of electricity power supply;
The two ends of the normal opened contact KA1a of the first auxiliary reclay connect the distant place ready signal of communication control module M and trigger End, one end of first wiring point of the internal controller M1 of communication control module M connects communication control module positive source, internal The other end of first wiring point of controller M1 connects one end of the second auxiliary reclay coil KA2, the second auxiliary reclay line The other end of circle KA2 connects communication control module power cathode, and one end of second wiring point of internal controller M1 connects communication Control module positive source, the other end of second wiring point of internal controller M1 connects the 3rd auxiliary reclay coil KA3's One end, the other end of the 3rd auxiliary reclay coil KA3 connects communication control module power cathode;
The two ends of second auxiliary reclay the second normal opened contact KA2b connect the distant place enabling signal of communication control module M and lead to Letter end, the two ends of the 3rd auxiliary reclay normal opened contact KA3b connect a distant place of communication control module M and stop signal communication ends, the The two ends of the second normal opened contact KA4b of four auxiliary reclays connect the fire alarm signal communication ends of communication control module M.
Beneficial effects of the present invention:
Present invention HVAC draft fan in the buildings such as biomass electric power plant switchgear house, control room, auxiliary plant is powered And control.In the present invention, draft fan uses an automatic distant place to control time normal.Automatically, when a distant place controls, a kind of situation is when indoor When temperature exceedes equipment normal working temperature limit value (35 DEG C), draft fan turn on automatically power supply is started working;Another kind of situation Be when indoor temperature is not above limit value (35 DEG C) or temperature controller fault remote operation send start-stop signal control blower fan stop and Start.The present invention also can start and stop by Non-follow control draft fan at the scene.Meanwhile, by communication control module loop Concatenation fire warning system signal, realizes the linkage of draft fan and fire-fighting system, can meet fire-fighting requirements.
Accompanying drawing explanation
Fig. 1 is the electrical structure schematic diagram of current supply circuit in the present invention;
Fig. 2 is the electrical structure schematic diagram controlling loop in the present invention;
Fig. 3 is the electrical structure schematic diagram of communication control module in the present invention;
In the present invention of Fig. 4 position, communication control module controls the electrical structure schematic diagram of part;
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
The biomass electric power plant of present invention Intelligent warming wildcard electronic box, as shown in figures 1-4, it includes current supply circuit, controls back Road, communication control module, the second auxiliary reclay, the 3rd auxiliary reclay and the 4th auxiliary reclay, wherein, current supply circuit bag Include thermorelay FR1, catalyst KM1a, circuit breaker Q F1, the shunt release MXa that is arranged in circuit breaker Q F1;Described control Loop includes manual rotary switch SK1 (this locality/distant place switching push button, with 485 communication interfaces), hand switch TK1, manually opens Close TK2, shunt release coil MX, temperature controller KH1, the coil KM1 of catalyst, the first auxiliary reclay, fuse FU1 and melt Disconnected device FU2;
Wherein, between the draft fan power interface that the A phase of power supply, B phase and C phase are corresponding with draft fan the most successively Series trip device QF1, catalyst KM1a and thermorelay FR1;
One end of hand switch TK1 connects the A phase of power supply, power supply by the first normal opened contact FR1a of thermorelay Arranging fuse FU1 between A phase and the first normal opened contact FR1a of thermorelay of power supply, the other end of hand switch TK1 divides Not Lian Jie first terminals of temperature controller KH1, one end of manual rotary switch SK1 normal opened contact, manual rotary switch SK1 normally closed One end of contact, one end of temperature controller output normal opened contact KH1a, the one of the first normal opened contact KA4a of the 4th auxiliary reclay End;
The other end of temperature controller output normal opened contact KH1a connects one end of the coil KM1 of catalyst, manual rotary switch The other end of SK1 normal opened contact connects one end of hand switch TK2, and the other end of hand switch TK2 connects the coil of catalyst One end of KM1, the other end of manual rotary switch SK1 normally closed contact connects second auxiliary reclay the first normal opened contact KA2a's One end, the other end of second auxiliary reclay the first normal opened contact KA2a connects the one of the 3rd auxiliary reclay normally closed contact KA3a End, the other end of the 3rd auxiliary reclay normally closed contact KA3a connects one end of the coil KM1 of catalyst, the second auxiliary reclay One end of first normal opened contact KA2a connects one end of the first auxiliary reclay coil KA1, and the first of the 4th auxiliary reclay is normal The other end opening contact KA4a connects one end of shunt release coil MX;
The other end of coil KM1 of catalyst, the other end of the first auxiliary reclay coil KA1, shunt release coil The other end of MX, second terminals of temperature controller KH1 are all connected with one end of fuse FU2, and the other end of fuse FU2 connects confession The N phase of electricity power supply;
The two ends of the normal opened contact KA1a of the first auxiliary reclay connect the distant place ready signal of communication control module M and trigger End, one end of first wiring point of the internal controller M1 of communication control module M connects communication control module positive source, internal The other end of first wiring point of controller M1 connects one end of the second auxiliary reclay coil KA2, the second auxiliary reclay line The other end of circle KA2 connects communication control module power cathode, and one end of second wiring point of internal controller M1 connects communication Control module positive source (+24V), the other end of second wiring point of internal controller M1 connects the 3rd auxiliary reclay coil One end of KA3, the other end of the 3rd auxiliary reclay coil KA3 connects communication control module power cathode (-24V);
The two ends of second auxiliary reclay the second normal opened contact KA2b connect the distant place enabling signal of communication control module M and lead to Letter end, the two ends of the 3rd auxiliary reclay normal opened contact KA3b connect a distant place of communication control module M and stop signal communication ends, the The two ends of the second normal opened contact KA4b of four auxiliary reclays connect the fire alarm signal communication ends of communication control module M.
In technique scheme, one end of the inside fire alarm contact M2 of communication control module M connects Control on Communication mould Block power supply positive pole, the other end of the inside fire alarm contact M2 of communication control module M connects the 4th auxiliary reclay coil KA4 One end, the other end communication control module power cathode of the 4th auxiliary reclay coil KA4.
In technique scheme, one end of the auxiliary normally closed contact KM1b of catalyst connects the other end of hand switch TK1, The other end of the auxiliary normally closed contact KM1b of catalyst connects one end of signal lights HR1, and the other end of signal lights HR1 connects fusing One end of device FU2.
In technique scheme, one end of the auxiliary normal opened contact KM1c of catalyst connects the other end of hand switch TK1, The other end of the auxiliary normal opened contact KM1c of catalyst connects one end of circuit breaker Q F1, and the other end of circuit breaker Q F1 connects heat and continues One end of second normal opened contact FR1b of electrical equipment, the other end of the second normal opened contact FR1b of relay connects signal lights HG1's One end, the other end of signal lights HG1 connects one end of fuse FU2.
In technique scheme, one end of the normally closed contact FR1c of thermorelay connects the other end of hand switch TK1, heat The other end of the normally closed contact FR1c of relay connects one end of signal lights HR2, and the other end of signal lights HR2 connects fuse One end of FU2.
In technique scheme, it is connected between the other end and one end of fuse FU2 of the first auxiliary reclay coil KA1 There is signal lights HG2.The power module of described communication control module M connects A phase and the N phase of power supply.Described Control on Communication mould Block M has RS485 communication interface.
In technique scheme, described hand switch TK1 and hand switch TK2 is installed on the door that biomass electric power plant is outdoor Mouthful.After fire signal releases, patrol officer can discharge fume in on-site manual unlatching, it is possible to manually stops, facilitating patrol officer Inspect, ensure patrol officer's personal safety.
In technique scheme, it is 35 DEG C that the control of described temperature controller KH1 triggers temperature.
The work process of the present invention is: circuit breaker Q F1 is generally for closure state, the short circuit current guarantor of current supply circuit The main protection such as protecting to be realized by circuit breaker Q F1, catalyst is only used as the control loop of switch and is used, and the overload protection of blower fan is continued by heat Electrical equipment FR1 protects.Under normal operating conditions, circuit breaker Q F1 closes, and manual rotary switch SK1 forwards automatic mode to, in the middle of first Relay coil KA1 is energized, and sends distant place ready signal by communication control module M.Enabling signal is sent to communication by a distant place Control module M, makes the second auxiliary reclay coil KA2 energising, second auxiliary reclay the first normal opened contact KA2a Guan Bi, contact The coil KM1 energising of device, fan starting, signal lights HG2 lamp is bright, indicates blower fan duty.A distant place sends when stopping signal, makes 3rd auxiliary reclay coil KA3 energising, the 3rd auxiliary reclay normally closed contact KA3a disconnects, the coil KM1 power-off of catalyst, Blower fan stops.When manual rotary switch SK1 forwards manual mode to, hand switch TK2 closes, the coil KM1 energising of catalyst, wind Machine energising starts.In automatically and manually mode control loop, all and connect temperature controller output normal opened contact KH1a, work as surrounding When temperature exceedes temperature parameter (35 DEG C) that temperature controller KH1 is arranged, temperature controller output normal opened contact KH1a Guan Bi, the line of catalyst Circle KM1 switches on power, and catalyst KM1a action, each output loop is powered.When breaking out of fire is reported to the police, a distant place sends fire alarm Signal, the 4th auxiliary reclay coil KA4 energising, the first normal opened contact KA4a Guan Bi of the 4th auxiliary reclay, shunted exciter tripping Device coil MX energising action breaker QF1 tripping operation simultaneously, blower fan current supply circuit power-off, draft fan quits work.It addition, in control Loop processed concatenates the first normal opened contact FR1a and hand switch TK1 of thermorelay, when blower fan transships, the of thermorelay One normal opened contact FR1a disconnects, thus disconnects control loop, makes the coil KM1 power-off of catalyst;In case of emergency, can pass through Hand switch TK1 scene emergent stopping blower fan.It is also provided with blower fan overload instruction, when blower fan transships, thermorelay simultaneously Normally closed contact FR1c closes, and signal lights HR1 and signal lights HR2 lamp are bright, indicates because overload stops.
Manual operation is to operate according to actual requirement when patrol officer patrols and examines, be opened or closed respectively then according to needs Circuit breaker.
Referring to accompanying drawing 3, fire-fighting link Intelligent warming wildcard electronic box includes control chamber main body, is furnished with door lock in casing front, inscription Board, and a transparent window is set specially, patrol officer can pass through window and checks situation in case.It addition, hand switch TK1, TK2 set Being placed in outdoor doorway, after fire signal releases, patrol officer can discharge fume in on-site manual unlatching, it is possible to manually stops, side Just patrol officer inspects, and ensures patrol officer's personal safety.
Energy conservative control blower fan start and stop of the present invention, reduce operation expense.It addition, can long-range/two kinds of controlling parties on the spot Formula, it is achieved Based Intelligent Control.Meanwhile, the present invention interlocks with fire-fighting, meets fire-fighting requirements.
Above example is used for illustrative purposes only, rather than limitation of the present invention, about the technology people of technical field Member, without departing from the spirit and scope of the present invention, it is also possible to make various conversion or modification, the most all equivalents Technical scheme, both falls within protection scope of the present invention.
The content that this specification is not described in detail belongs to prior art known to professional and technical personnel in the field.

Claims (10)

1. a biomass electric power plant Intelligent warming wildcard electronic box, it is characterised in that: it includes current supply circuit, controls loop, communication Control module, the second auxiliary reclay, the 3rd auxiliary reclay and the 4th auxiliary reclay, wherein, current supply circuit includes that heat continues Electrical equipment FR1, catalyst KM1a, circuit breaker Q F1, the shunt release MXa that is arranged in circuit breaker Q F1;Described control loop is wrapped Include manual rotary switch SK1, hand switch TK1, hand switch TK2, shunt release coil MX, temperature controller KH1, catalyst Coil KM1, the first auxiliary reclay, fuse FU1 and fuse FU2;
Wherein, all it is sequentially connected in series between the draft fan power interface that the A phase of power supply, B phase and C phase are corresponding with draft fan Circuit breaker Q F1, catalyst KM1a and thermorelay FR1;
One end of hand switch TK1 connects the A phase of power supply, power supply by the first normal opened contact FR1a of thermorelay A phase and the first normal opened contact FR1a of thermorelay between fuse FU1 is set, the other end of hand switch TK1 connects respectively Connect first terminals of temperature controller KH1, one end of manual rotary switch SK1 normal opened contact, manual rotary switch SK1 normally closed contact One end, temperature controller output normal opened contact KH1a one end, one end of the first normal opened contact KA4a of the 4th auxiliary reclay;
The other end of temperature controller output normal opened contact KH1a connects one end of the coil KM1 of catalyst, and manual rotary switch SK1 is normal The other end opening contact connects one end of hand switch TK2, and the other end of hand switch TK2 connects the coil KM1's of catalyst One end, the other end of manual rotary switch SK1 normally closed contact connects one end of second auxiliary reclay the first normal opened contact KA2a, The other end of second auxiliary reclay the first normal opened contact KA2a connects one end of the 3rd auxiliary reclay normally closed contact KA3a, the The other end of three auxiliary reclay normally closed contact KA3a connects one end of the coil KM1 of catalyst, the second auxiliary reclay first One end of normal opened contact KA2a connects one end of the first auxiliary reclay coil KA1, and the first of the 4th auxiliary reclay normally opened connects The other end of some KA4a connects one end of shunt release coil MX;
The other end of coil KM1 of catalyst, the other end of the first auxiliary reclay coil KA1, shunt release coil MX The other end, second terminals of temperature controller KH1 are all connected with one end of fuse FU2, and the other end of fuse FU2 connects power supply electricity The N phase in source;
The two ends of the normal opened contact KA1a of the first auxiliary reclay connect the distant place ready signal of communication control module M and trigger end, One end of first wiring point of the internal controller M1 of communication control module M connects communication control module positive source, internal control The other end of first wiring point of device M1 processed connects one end of the second auxiliary reclay coil KA2, the second auxiliary reclay coil The other end of KA2 connects communication control module power cathode, and one end of second wiring point of internal controller M1 connects communication control Molding block power supply positive pole, the other end of second wiring point of internal controller M1 connects the one of the 3rd auxiliary reclay coil KA3 End, the other end of the 3rd auxiliary reclay coil KA3 connects communication control module power cathode;
The two ends of second auxiliary reclay the second normal opened contact KA2b connect the distant place enabling signal communication of communication control module M End, the distant place stopping signal communication ends of the two ends connection communication control module M of the 3rd auxiliary reclay normal opened contact KA3b, the 4th The two ends of the second normal opened contact KA4b of auxiliary reclay connect the fire alarm signal communication ends of communication control module M.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: communication control module M One end of inside fire alarm contact M2 connect communication control module positive source, the inside fire alarm letter of communication control module M The other end of number contact M2 connects one end of the 4th auxiliary reclay coil KA4, the other end of the 4th auxiliary reclay coil KA4 Communication control module power cathode.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: the auxiliary of catalyst is normal The one end closing contact KM1b connects the other end of hand switch TK1, and the other end of the auxiliary normally closed contact KM1b of catalyst connects One end of signal lights HR1, the other end of signal lights HR1 connects one end of fuse FU2.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: the auxiliary of catalyst is normal The one end opening contact KM1c connects the other end of hand switch TK1, and the other end of the auxiliary normal opened contact KM1c of catalyst connects One end of circuit breaker Q F1, the other end of circuit breaker Q F1 connects one end of the second normal opened contact FR1b of thermorelay, relay The other end of the second normal opened contact FR1b connect one end of signal lights HG1, the other end of signal lights HG1 connects fuse FU2 One end.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: thermorelay normally closed One end of contact FR1c connects the other end of hand switch TK1, and the other end of the normally closed contact FR1c of thermorelay connects signal One end of lamp HR2, the other end of signal lights HR2 connects one end of fuse FU2.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: the first auxiliary reclay It is connected between the other end of coil KA1 and one end of fuse FU2 and has signal lights HG2.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: described hand switch TK1 and hand switch TK2 is installed on the doorway that biomass electric power plant is outdoor.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: described temperature controller KH1 Control trigger temperature be 35 DEG C.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: described Control on Communication mould The power module of block M connects A phase and the N phase of power supply.
Biomass electric power plant Intelligent warming wildcard electronic box the most according to claim 1, it is characterised in that: described Control on Communication Module M has RS485 communication interface.
CN201610776227.4A 2016-08-30 2016-08-30 Biomass electric power plant Intelligent warming wildcard electronic box Expired - Fee Related CN106194809B (en)

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CN108064090A (en) * 2017-12-31 2018-05-22 广州市大弘自动化科技有限公司 A kind of electric heating system
CN111064414A (en) * 2019-12-17 2020-04-24 中原工学院 Grain depot fan controller capable of being preferentially operated on site
CN112017847A (en) * 2020-08-26 2020-12-01 广东电网有限责任公司广州供电局 Temperature control method and device in transformer room

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CN108064090A (en) * 2017-12-31 2018-05-22 广州市大弘自动化科技有限公司 A kind of electric heating system
CN111064414A (en) * 2019-12-17 2020-04-24 中原工学院 Grain depot fan controller capable of being preferentially operated on site
CN112017847A (en) * 2020-08-26 2020-12-01 广东电网有限责任公司广州供电局 Temperature control method and device in transformer room

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