CN203965909U - Bus type flapping exhaust heat boiler control system - Google Patents
Bus type flapping exhaust heat boiler control system Download PDFInfo
- Publication number
- CN203965909U CN203965909U CN201420358054.0U CN201420358054U CN203965909U CN 203965909 U CN203965909 U CN 203965909U CN 201420358054 U CN201420358054 U CN 201420358054U CN 203965909 U CN203965909 U CN 203965909U
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- China
- Prior art keywords
- rapping
- electric motor
- shaker
- protection
- controller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model relates to a kind of bus type flapping exhaust heat boiler control system, comprises a plurality of rapping field control casees, and described rapping field control case is connected with PLC logic controller with Modbus protocol mode by CAN fieldbus; Described PLC logic controller connects configuration industrial computer by Ethernet; In described rapping field control case, be provided with rapping protection and controller and electric motor of shaker driver; The mode that described PLC logic controller is write position by Modbus agreement is carried out switch control to the photoelectricity isolated controlling port of rapping protection and controller, to complete the start-stop action of electric motor of shaker; Described electric motor of shaker driver adopts great power bidirectional controllable silicon to carry out drive motor as power component, by photoelectrical coupler, is carried out switch two-way controllable silicon and height piezoelectricity is isolated.The utility model is safe, reliable, easy to maintenance; And there is the advantages such as contactless, motor is accurately protected, cable use amount is little.
Description
Technical field
The utility model relates to a kind of control system, the flue gas during smelting flapping exhaust heat boiler apparatus control system using in especially a kind of smelting enterprise.
Background technology
At present, known vibration control system is to be comprised of PLC (Programmable Logic Controller) and field control cabinet (cabinet comprises: auxiliary reclay, A.C. contactor, thermal overload relay).In field control cabinet, being substantially all mechanical type electric equipment, under boiler high temperature updraft around washes away, often there are various mechanical faults in these equipment.Because Programmable Logic Controller needs 24V direct current, on-the-spot each electric motor of shaker is controlled to the collection with feedback signal, in switch board, just caused so at the scene the mixed situation of strong and weak electricity, on-site maintenance is not slightly noted causing heavy losses, the quantity of general medium-sized boiler beater is all 100 left and right, so just there is the huge cable distribution of quantity at the scene and pulpit, for maintenance and field management are made troubles.The protection action out of true of electrothermal relay to beater motor, influenced by environmental temperature, easily, because heat fatigue produces deviation, protective effect is poor, and in hot environment, problem is more serious, has greatly increased maintenance personal's labour intensity.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of simple in structure, be convenient to the bus type flapping exhaust heat boiler control system of safeguarding.
The utility model solves the technical scheme that its technical matters adopts: a kind of bus type flapping exhaust heat boiler control system, comprise a plurality of rapping field control casees, described rapping field control case is connected with PLC logic controller with Modbus protocol mode by CAN fieldbus; Described PLC logic controller connects configuration industrial computer by Ethernet; In described rapping field control case, be provided with rapping protection and controller and electric motor of shaker driver; The mode that described PLC logic controller is write position by Modbus agreement is carried out switch control to the photoelectricity isolated controlling port of rapping protection and controller, to complete the start-stop action of electric motor of shaker; Described electric motor of shaker driver adopts great power bidirectional controllable silicon to carry out drive motor as power component, by photoelectrical coupler, is carried out switch two-way controllable silicon and height piezoelectricity is isolated.
Further, the number of rapping field control case described in the utility model is no more than 60; Each rapping field control case is controlled at most 4 road electric motor of shaker.
Rapping protection described in the utility model and controller are formed by connecting with inserting mode by Bussing connector by a communication board and a plurality of protection control panel, and carry out the exchanges data between each plate by I2C bus; Described communication board is comprised of central processing unit and magnetic isolated can bus driver; Central processing unit is connected with magnetic isolated can bus driver by CAN control port; Described protection control panel is mainly comprised of central processing unit, Hall current sensor and output isolation optocoupler.
The beneficial effects of the utility model are, have solved the defect existing in background technology, safe, reliable, easy to maintenance; And there is the advantages such as contactless, motor is accurately protected, cable use amount is little.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is system chart of the present utility model;
Fig. 2 is rapping field control case electrical schematic diagram.
Embodiment
With preferred embodiment, the utility model is described in further detail by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model is only described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1, a distributed bus network system, is distributed in on-the-spot rapping control box and by CAN fieldbus, with Modbus protocol mode and PLC logic controller, carries out interconnectedly, and the industrial computer that configuration software is housed is interconnected by Industrial Ethernet and PLC.Operating personnel by the configuration software on Industrial Control Computer to whole vibration control system arrange, start, stop, the operation such as fault is checked.PLC mainly completes controls such as the grouping of on-the-spot rapping control box, timesharing, start and stop, resets, and the various signal feedback such as three-phase electricity flow valuve that rapping control box is detected, running status, malfunction, electric current record are to configuration software interface.Each network maximum can be with 60 rapping field control casees, and each rapping field control case can be controlled 4 road electric motor of shaker and amount to 240 electric motor of shaker.
Shown in Fig. 2 distribution and the wiring of field control case internal component.In field control case, mainly by rapping protection and controller, electric motor of shaker driver, formed.The mode that PLC writes position by Modbus agreement is carried out switch control to the photoelectricity isolated controlling port of rapping protection and controller, to complete the start-stop action of electric motor of shaker.Rapping protection and controller detect the three-phase current of electric motor of shaker by integrated accurate Hall current sensor onboard; when overcurrent being detected; phase shortage; closing control port immediately during the faults such as three-phase imbalance; to complete the accurately instant protection to motor, and the fault analysis during in order to maintenance of the three-phase electricity flow valuve while recording fault.Electric motor of shaker driver adopts great power bidirectional controllable silicon to carry out drive motor as power component, by photoelectrical coupler, is carried out switch two-way controllable silicon and height piezoelectricity is isolated.
Communication Control plate is mainly comprised of central processing unit AT90CAN32, magnetic isolated can bus driver.24V direct supply is by terminal J600 access, isolate and voltage transformation is powered to whole system through power isolation module T600.AT90CAN32 detects toggle switch S600 state by IO mouth PA and completes the setting to CAN address.AT90CAN32 is connected with magnetic isolated can bus driver ADM3053 by CAN control port TCAN, RCAN, to complete the transmission-receiving function of CAN bus.Whole rapping protection controller is with plugging mode, to be formed by connecting by Bussing connector by 1 communication board and maximum 8 protection control panels, and realizes exchanges data between each plate by I2C bus.AT90CAN32 is connected with Bussing connector by I2C control port SCL, SDA, and the Bussing connector JP600 on communication board also provides 5VDC power supply and the external control power supply of isolation simultaneously for protection control panel.
Protection control panel is mainly comprised of central processing unit ATMEGA32,3 Hall current sensors, output isolation optocouplers.Bussing connector JP1 provides 5VDC power supply, 24V optocoupler output isolated power supply for system.ATMEGA32 detects toggle switch S1 state by IO mouth PB0, PB1, PB2 and completes the setting to I2C bus communication address.I2C bus on Bussing connector is controlled mouth with the I2C of ATMEGA32 and is connected, to complete communication between plate.Three Hall current sensors (U100, U101, U102) are connected with the ADC translation interface (AD5, AD6, AD7) of ATMEGA32, with complete current signal analog to digital conversion.ATMEGA32 carries out switch control by IO mouth PC7 to isolation optocoupler U103, and control signal is exported to power driving device by connection terminal J100.
Power driving device mainly drives optocoupler, 3 great power bidirectional controllable silicons to form by 3 controllable silicons.Come the switching signal of self-shield control panel control output end to open or close 3 controllable silicons driving optocouplers by drive plate terminal JP1, JP2, controllable silicon drives optocoupler to control silicon controlled connecting and disconnecting to complete the break-make to the three-phase alternating current of electric motor of shaker by the control end G on bidirectional triode thyristor.
What in above instructions, describe is embodiment of the present utility model, various not illustrating is construed as limiting flesh and blood of the present utility model, person of an ordinary skill in the technical field read after instructions can to before described embodiment make an amendment or be out of shape, and do not deviate from essence and the scope of utility model.
Claims (3)
1. a bus type flapping exhaust heat boiler control system, is characterized in that: comprise a plurality of rapping field control casees, described rapping field control case is connected with PLC logic controller with Modbus protocol mode by CAN fieldbus; Described PLC logic controller connects configuration industrial computer by Ethernet; In described rapping field control case, be provided with rapping protection and controller and electric motor of shaker driver; The mode that described PLC logic controller is write position by Modbus agreement is carried out switch control to the photoelectricity isolated controlling port of rapping protection and controller, to complete the start-stop action of electric motor of shaker; Described electric motor of shaker driver adopts great power bidirectional controllable silicon to carry out drive motor as power component, by photoelectrical coupler, is carried out switch two-way controllable silicon and height piezoelectricity is isolated.
2. bus type flapping exhaust heat boiler control system as claimed in claim 1, is characterized in that: the number of described rapping field control case is no more than 60; Each rapping field control case is controlled at most 4 road electric motor of shaker.
3. bus type flapping exhaust heat boiler control system as claimed in claim 1, it is characterized in that: described rapping protection and controller are formed by connecting with inserting mode by Bussing connector by a communication board and a plurality of protection control panel, and carry out the exchanges data between each plate by I2C bus; Described communication board is comprised of central processing unit and magnetic isolated can bus driver; Central processing unit is connected with magnetic isolated can bus driver by CAN control port; Described protection control panel is mainly comprised of central processing unit, Hall current sensor and output isolation optocoupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420358054.0U CN203965909U (en) | 2014-07-01 | 2014-07-01 | Bus type flapping exhaust heat boiler control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420358054.0U CN203965909U (en) | 2014-07-01 | 2014-07-01 | Bus type flapping exhaust heat boiler control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203965909U true CN203965909U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420358054.0U Expired - Fee Related CN203965909U (en) | 2014-07-01 | 2014-07-01 | Bus type flapping exhaust heat boiler control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203965909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110597175A (en) * | 2019-10-22 | 2019-12-20 | 紫金铜业有限公司 | Waste heat boiler vibration control system and method |
-
2014
- 2014-07-01 CN CN201420358054.0U patent/CN203965909U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110597175A (en) * | 2019-10-22 | 2019-12-20 | 紫金铜业有限公司 | Waste heat boiler vibration control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150701 |
|
| EXPY | Termination of patent right or utility model |