CN105159222B - Remote start control circuit for master-slave industrial control equipment - Google Patents
Remote start control circuit for master-slave industrial control equipment Download PDFInfo
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- CN105159222B CN105159222B CN201510684032.2A CN201510684032A CN105159222B CN 105159222 B CN105159222 B CN 105159222B CN 201510684032 A CN201510684032 A CN 201510684032A CN 105159222 B CN105159222 B CN 105159222B
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- 238000004891 communication Methods 0.000 claims abstract description 52
- 230000004913 activation Effects 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 3
- ZCJJIQHVZCFSGZ-UHFFFAOYSA-N 2,8-bis(diphenylphosphoryl)dibenzothiophene Chemical compound C=1C=CC=CC=1P(C=1C=C2C3=CC(=CC=C3SC2=CC=1)P(=O)(C=1C=CC=CC=1)C=1C=CC=CC=1)(=O)C1=CC=CC=C1 ZCJJIQHVZCFSGZ-UHFFFAOYSA-N 0.000 claims 5
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- H02J13/0062—
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a remote start control circuit for master-slave industrial control equipment. The remote start control circuit comprises a master equipment circuit portion and multiple slave equipment circuit portions with same structure. The relay switch of the master equipment circuit portion is connected with the relay switches of the multiple slave equipment circuit portions via twisted pairs. The main CPU of the master equipment circuit portion is communicated with the slave non-polar communication circuits of the slave equipment circuit portions through a master non-polar communication circuit so as to achieve data exchange with the slave CPUs of the slave equipment circuit portions. Thus, the slave equipment power supplies of the slave equipment circuit portions control the power of a whole circuit. The master equipment remotely controls the start and the stop of the power of the slave equipment so as to guarantee the operational safety of the slave equipment. In addition, the twisted pairs connect the master equipment with the slave equipment while not being provided with polarities, thereby guaranteeing convenience in connection, saving operation time, and improving operation efficiency.
Description
Technical field
The invention belongs in the engineering of field principal and subordinate's industrial control equipment remote control technology field, especially a kind of principal and subordinate's industry control
Equipment remote activation control circuit.
Background technology
In the wild for the control between principal and subordinate's industrial control equipment in engineering, particularly the main initiator in firer field to from
The control of quick-fried device, has certain danger from initiator present position, needs main equipment to pass through distance communication wire remote
Process control is from equipment.At present, main equipment is to the control from equipment, is all after connecting line connects master-slave equipment, opens from setting
After stand-by power source start, then control from equipment to operation main equipment at a distance, main equipment is unable to the power supply opening from equipment for the remotely control
And closing.After opening from device power supply (DPS), from equipment, just there is the ability being remotely controlled, operator from equipment to master
The regular hour is needed, such as main equipment is now remotely controlled operation, and personnel have certain danger at equipment at equipment, special
It is not to need after end of operation operator to arrive at equipment manual-lock from equipment.At present, if main equipment can be operated remotely to control
Make the power initiation from equipment and closing, the efficiency that can not only improve operation can also improve the safety of operation.
Content of the invention
It is an object of the invention to overcoming the deficiencies in the prior art, a kind of principal and subordinate's industrial control equipment remote activation is provided to control electricity
Road.
The present invention solves its technical problem and takes technical scheme below to realize:
A kind of principal and subordinate's industrial control equipment remote activation control circuit, this circuit includes main equipment circuit part and multiple structure phase
With from circuitry part, main equipment circuit part passes through the relay switch of itself and multiple continuing from circuitry part
Electric switch by twisted pair line connection,
Wherein, main equipment circuit part further includes that main equipment power supply, dpdt relay k1 and double-pole single-throw (D.P.S.T.) continue
Electrical equipment k2, main equipment power supply is respectively 10 volts of DC sources, main cpu and main Non-polarity communication circuit and powers, 10 volts of DC sources
Output be connected with dpdt relay k1 by electrical switch s1, the output of dpdt relay k1 and double-pole single-throw (D.P.S.T.) continue
The input of electrical equipment k2 connects, and the output of double-pole single-throw (D.P.S.T.) relay k2 connects the twisted-pair feeder one end between master-slave circuit part, main cpu
It is connected with the control end of electrical switch s1, dpdt relay k1 and double-pole single-throw (D.P.S.T.) relay k2 respectively, control electrical switch
S1, dpdt relay k1 and the working condition of double-pole single-throw (D.P.S.T.) relay k2, meanwhile, the FPDP of main cpu is electrodeless with master
Property telecommunication circuit FPDP connect, realize data transfer between the two, the outfan of main Non-polarity communication circuit with double
The normally opened contact of dpdt double-pole double-throw (DPDT) relay k1 connects, when dpdt relay k1 is controlled to normally opened contact connection by main cpu, main
Non-polarity communication circuit is realized and the communication from circuitry part；
Wherein, from circuitry part further include from device power supply (DPS), from cpu, whole machine power supply, from nonpolarity logical
Letter circuit and dpdt relay k3, the main contacts of dpdt relay k3 passes through twisted-pair feeder and main equipment circuit part
Double-pole single-throw (D.P.S.T.) relay k2 connects, and the normally-closed contact of dpdt relay k3 is connected with the input of rectifier bridge, rectifier bridge defeated
Go out and be connected with the input of optocoupler by current-limiting resistance r2, the output of optocoupler is connected between grid and the ground of mos pipe q1, control
The turned on or off of mos pipe q1, thus realize the connection of mos pipe q1 input from device power supply (DPS) and mos pipe q1 outfan
On and off between the whole machine power supply connecting, the control end of dpdt relay k3 is connected with from cpu, by from
Cpu controls its on off state, and the normally opened contact of dpdt relay k3 is connected with the input from Non-polarity communication circuit, from
The data terminal of Non-polarity communication circuit is connected with the data-interface from cpu, realizes data communication between the two, meanwhile, from cpu
Automatic level control port be connected with the grid of the mos pipe q2 being connected between device power supply (DPS) outfan and ground, control mos pipe q2
On and off, thus controlling on and off between device power supply (DPS) and whole machine power supply.
And, described principal and subordinate's Non-polarity communication circuit all specifically adopt nonpolarity 485 communication modules, this is nonpolarity 485 lead to
Specifically row data communication is entered using the rs-485 serial bus standard communication protocol mode of self adaptation polarity of bus between letter module.
And, the both threads road being connected with from Non-polarity communication circuit in two normally opened contacts of dpdt relay k3
It is connected diode d1 and diode d2 respectively between ground.
And, the model of described principal and subordinate cpu is stm32f103.
Advantages of the present invention and good effect are:
1st, this invention main equipment remotely control from power initiation and the closing of equipment it is ensured that safe operation from equipment
Property.
2nd, this invention by twisted-pair feeder do not differentiate between polarity connect master-slave equipment it is ensured that connect convenience.
3rd, this invention has been saved the operating time, improves operating efficiency.
Brief description
Fig. 1 is the circuit theory diagrams of the present invention；
Fig. 2 is that main equipment of the present invention connects multiple connection diagrams from equipment.
Specific embodiment
Below in conjunction with accompanying drawing, the embodiment of the present invention is further described it is emphasized that, enforcement of the present invention
Example is illustrative, rather than determinate it is impossible in this, as the restriction to the scope of protection of the invention.
A kind of principal and subordinate's industrial control equipment remote activation control circuit, as shown in the figures 1 and 2, this circuit includes main equipment circuit portion
Point and multiple structure identicals from circuitry part, main equipment circuit part passes through the relay switch of itself with multiple from setting
The relay switch of standby circuit part by twisted pair line connection,
Wherein, main equipment circuit part further includes that main equipment power supply, dpdt relay k1 and double-pole single-throw (D.P.S.T.) continue
Electrical equipment k2, main equipment power supply is respectively 10 volts of DC sources, main cpu and main Non-polarity communication circuit and powers, 10 volts of DC sources
Output be connected with dpdt relay k1 by electrical switch s1, the output of dpdt relay k1 and double-pole single-throw (D.P.S.T.) continue
The input of electrical equipment k2 connects, and the output of double-pole single-throw (D.P.S.T.) relay k2 connects the twisted-pair feeder one end between master-slave circuit part, main cpu
It is connected with the control end of electrical switch s1, dpdt relay k1 and double-pole single-throw (D.P.S.T.) relay k2 respectively, control electrical switch
S1, dpdt relay k1 and the working condition of double-pole single-throw (D.P.S.T.) relay k2, meanwhile, the FPDP of main cpu is electrodeless with master
Property telecommunication circuit FPDP connect, realize data communication between the two, the outfan of main Non-polarity communication circuit with double
The normally opened contact of dpdt double-pole double-throw (DPDT) relay k1 connects, when dpdt relay k1 is controlled to normally opened contact connection by main cpu, main
Non-polarity communication circuit is realized and the communication from circuitry part；
Wherein, from circuitry part further include from device power supply (DPS), from cpu, whole machine power supply, from nonpolarity logical
Letter circuit and dpdt relay k3, the main contacts of dpdt relay k3 passes through twisted-pair feeder and main equipment circuit part
Double-pole single-throw (D.P.S.T.) relay k2 connects, and the normally-closed contact of dpdt relay k3 is connected with the input of rectifier bridge, rectifier bridge defeated
Go out and be connected with the input of optocoupler by current-limiting resistance r2, the grid that the output of optocoupler is connected to mos pipe q1 is connected, and controls mos
The turned on or off of pipe q1, thus realize being connected from device power supply (DPS) of mos pipe q1 input connection with mos pipe q1 outfan
Whole machine power supply between on and off, the control end of dpdt relay k3 is connected with from cpu, is controlled by from cpu
Make its on off state, the normally opened contact of dpdt relay k3 is connected with the input from Non-polarity communication circuit, from electrodeless
Property telecommunication circuit data terminal be connected with the data-interface from cpu, realize data communication between the two, meanwhile, from the electricity of cpu
Flat control port is connected with the grid of the mos pipe q2 being connected between device power supply (DPS) outfan and ground, controls leading of mos pipe q2
Lead to or close, thus controlling the on and off between device power supply (DPS) and whole machine power supply.
In being embodied as of the present invention, described principal and subordinate's Non-polarity communication circuit all specifically adopts nonpolarity 485 communication moulds
Block, this is nonpolarity between 485 communication modules specifically using the rs-485 serial bus standard communication protocol of self adaptation polarity of bus
Mode enters row data communication.
In being embodied as of the present invention, dpdt relay k3 two normally opened contacts with from the nonpolarity electricity that communicates
It is connected diode d1 and diode d2 respectively, in order to ensure principal and subordinate's Non-polarity communication circuit between the both threads road of road connection and ground
Between proper communication.
In being embodied as of the present invention, the cpu that the model of described principal and subordinate cpu is this model of stm32f103 can expire
The needs of sufficient integrated circuit, maintain the lower cost of integrated circuit simultaneously.
In being embodied as of the present invention, between electrical switch s1 and dpdt relay k1, it is serially connected with current-limiting resistance
r1.
The operation principle of the present invention
Main equipment remote activation is from equipment: operator's manual unlocking main equipment power supply, and main equipment is started shooting.Main equipment starts
Afterwards, 10v power output circuit produces 10v direct current output, and main equipment cpu controls electrical switch s1 closure, and direct current 10v exports to k1
Dpdt relay normally-closed contact, direct current 10v is exported to k2 double-pole single-throw (D.P.S.T.) relay by k1 relay, and main equipment cpu is controlled
K2 relay closure processed, direct current 10v is exported to twisted-pair feeder by k2 relay, inputs main equipment k3 DPDT by twisted-pair feeder
Relay main contacts, are connected with normally-closed contact from equipment k3 relay main contacts, and k3 relay normally-closed contact is connected with rectifier bridge,
Direct current 10v input rectifying bridge, rectifier bridge carries out rectification to the electric current of input and can accomplish that input dc power does not differentiate between the side of access
To and polarity, the unidirectional current of rectifier bridge input is loaded onto optocoupler input through resistance current limliting, and the internal input diode of optocoupler is sent out
Light leads to output transistor to turn on, and optocoupler output transistor outfan is connected with mos pipe q1 grid, and optocoupler output transistor turns on
Mos pipe q1 grid level is pulled low to ground potential mos pipe q1 conducting.From device power supply (DPS), whole machine power supply circuits are loaded onto by q1,
From the start of device power supply (DPS) starting device, after equipment starts, cpu starts working, and cpu controls mos pipe q2 conducting, and mos pipe q2 drags down
Mos pipe q1 grid level extremely keeps q1 turn-on power continued power.After equipment starts, control DPDT from equipment cpu
Relay k3 action, k3 main contacts is connected with normally opened contact, and k3 normally opened contact is connected with relay input, and relay k3 master touches
Point be direct-connected from equipment Non-polarity communication circuit, now Non-polarity communication circuit is connected with main equipment by twisted-pair feeder, etc.
Treat that main equipment sends signal of communication.
Main equipment with from equipment communication: main equipment k1 relay normally open contact is to connect with main equipment Non-polarity communication circuit
, after main equipment output direct current 10v certain moment, main equipment cpu controls main equipment relay k1 action, k1 relay main contacts
Connect normally opened contact, main equipment Non-polarity communication circuit is connected with relay k2 by k1, exports multiple twin by k2 relay
Line is connected with the k3 relay from equipment.The finger being sent by twisted-pair feeder from equipment Non-polarity communication circuit to be received such as main equipment
Order, such as main equipment receive instruction within certain moment and then can find out and normally start from equipment, such as do not have within certain moment
Receive the instruction sending from equipment, then can determine whether normally not start from equipment, then repeat one-shot circulation.
Main equipment is remotely closed from equipment: with after equipment proper communication, main equipment sends shutdown to from equipment to main equipment
Instruction, is sent to from equipment cpu, from equipment cpu according to command request control after equipment Non-polarity communication circuit receives instruction
Mos pipe q2 processed turns off, and mos pipe q2 turns off then mos pipe q1 grid and draws high, and grid level is drawn high mos pipe q1 and turned off, and whole machine is powered electricity
Road input is disconnected from equipment shutdown, disconnects normally-closed contact from equipment dpdt relay k3 normally opened contact and connects with main contacts
Logical, from equipment rectifier circuit and ft connection.After equipment shutdown, main equipment sends instruction from equipment because of shutdown to from equipment
Will not replying instruction, main equipment judges from equipment normal shutdown, and such as from device replied instruction, then main equipment can determine whether do not have from equipment
There is shutdown, then repeat remotely to close from equipment.Detect after equipment normal shutdown, operator's manual-lock main equipment power supply,
Main equipment power-off electrical switch s1 disconnects, and relay k1 main contacts is connected with normally-closed contact, and relay k2 disconnects.
Claims (4)
1. a kind of principal and subordinate's industrial control equipment remote activation control circuit, it is identical with multiple structures that this circuit includes main equipment circuit part
From circuitry part, described main equipment circuit part includes main equipment power supply, main cpu, described from circuitry part bag
Include from device power supply (DPS), from cpu, whole machine power supply it is characterised in that: the relay switch by for the main equipment circuit part itself
With multiple relay switches from circuitry part by twisted pair line connection,
Wherein, main equipment circuit part further includes that dpdt relay k1, double-pole single-throw (D.P.S.T.) relay k2 and master are nonpolarity
Telecommunication circuit, main equipment power supply is 10 volts of DC sources, and electrical switch s1 and DPDT are passed through in the output of 10 volts of DC sources
Relay k1 connects, and the output of dpdt relay k1 is connected with the input of double-pole single-throw (D.P.S.T.) relay k2, double-pole single-throw (D.P.S.T.) relay
The output of device k2 connects the twisted-pair feeder one end between master-slave circuit part, main cpu respectively with electrical switch s1, DPDT relay
The control end of device k1 and double-pole single-throw (D.P.S.T.) relay k2 connects, and controls electrical switch s1, dpdt relay k1 and double-pole single-throw (D.P.S.T.)
The working condition of relay k2, meanwhile, the FPDP of main cpu is connected with the FPDP of main Non-polarity communication circuit, realizes
Data transfer between the two, the outfan of main Non-polarity communication circuit is connected with the normally opened contact of dpdt relay k1,
When dpdt relay k1 is controlled to normally opened contact connection by main cpu, main Non-polarity communication circuit is realized electric with from equipment
The communication of road part；
Wherein, further include from Non-polarity communication circuit and dpdt relay k3, DPDT from circuitry part
The main contacts of relay k3 is connected with the double-pole single-throw (D.P.S.T.) relay k2 of main equipment circuit part by twisted-pair feeder, DPDT relay
The normally-closed contact of device k3 is connected with the input of rectifier bridge, and the output of rectifier bridge is passed through current-limiting resistance r2 and connected with the input of optocoupler
Connecing, the output of optocoupler is connected between grid and the ground of mos pipe q1, controlling the turned on or off of mos pipe q1, thus realizing
The conducting between the whole machine power supply that device power supply (DPS) is connected with mos pipe q1 outfan or pass that mos pipe q1 input connects
Close, the control end of dpdt relay k3 is connected with from cpu, control its on off state, dpdt relay k3 by from cpu
Normally opened contact be connected with the input from Non-polarity communication circuit, the data terminal from Non-polarity communication circuit and number from cpu
Connect according to interface, realize data communication between the two, meanwhile, from the Automatic level control port of cpu be connected to from device power supply (DPS)
The grid of the mos pipe q2 between outfan and ground is connected, and controls the on and off of mos pipe q2, thus controlling from device power supply (DPS)
On and off and whole machine power supply between.
2. principal and subordinate's industrial control equipment remote activation control circuit according to claim 1 it is characterised in that: described master and slave nothing
Polarity communication circuit all specifically adopts nonpolarity 485 communication modules, and this is nonpolarity specifically to adopt self adaptation between 485 communication modules
The rs-485 serial bus standard communication protocol mode of polarity of bus enters row data communication.
3. principal and subordinate's industrial control equipment remote activation control circuit according to claim 1 it is characterised in that: continue in DPDT
It is connected diode d1 respectively between both threads road that two normally opened contacts of electrical equipment k3 are connected with from Non-polarity communication circuit and ground
With diode d2.
4. principal and subordinate's industrial control equipment remote activation control circuit according to claim 1 it is characterised in that: described principal and subordinate cpu
Model be stm32f103.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510684032.2A CN105159222B (en) | 2015-10-20 | 2015-10-20 | Remote start control circuit for master-slave industrial control equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510684032.2A CN105159222B (en) | 2015-10-20 | 2015-10-20 | Remote start control circuit for master-slave industrial control equipment |
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| Publication Number | Publication Date |
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| CN105159222A CN105159222A (en) | 2015-12-16 |
| CN105159222B true CN105159222B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510684032.2A Active CN105159222B (en) | 2015-10-20 | 2015-10-20 | Remote start control circuit for master-slave industrial control equipment |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105159222B (en) * | 2015-10-20 | 2017-02-01 | 天津市普迅电力信息技术有限公司 | Remote start control circuit for master-slave industrial control equipment |
| CN106095708B (en) * | 2016-06-06 | 2019-12-17 | 新开普电子股份有限公司 | Current loop communication system for two-wire system half-duplex multi-machine communication |
| WO2018094615A1 (en) * | 2016-11-23 | 2018-05-31 | 天津市普迅电力信息技术有限公司 | Control circuit for remote activation of master/slave industrial control equipment |
| CN114035527A (en) * | 2021-11-22 | 2022-02-11 | 杭州小电科技股份有限公司 | Control system and control method for master-slave communication configuration of mobile power supply leasing equipment |
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|---|---|
| CN105159222A (en) | 2015-12-16 |
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Inventor after: Chen Wenkang Inventor after: Zhang Zhenyu Inventor after: Zhao Guangjun Inventor after: Wang Ruying Inventor after: Li Xinrong Inventor after: Wang Chuanbao Inventor after: Zhang Bin Inventor after: Li Kuanrong Inventor after: Bai Chuntao Inventor after: Sun Liang Inventor before: Wang Chuanbao Inventor before: Zhang Bin Inventor before: Li Kuanrong Inventor before: Bai Chuntao Inventor before: Sun Liang Inventor before: Zhang Zhenyu |
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Effective date of registration: 20230907 Address after: 300000 W6, West District, Airport Business Park, Dongli District, Tianjin Patentee after: TIANJIN RICHSOFT ELECTRIC POWER INFORMATION TECHNOLOGY Co.,Ltd. Patentee after: State Grid Siji Location Service Co.,Ltd. Address before: 6th floor, Building J, Software Park, Haitai Green Industry Base, Xiqing District, Tianjin, 300384 Patentee before: TIANJIN RICHSOFT ELECTRIC POWER INFORMATION TECHNOLOGY Co.,Ltd. |