CN104555455A - Electric automatic control system of double-bunker pneumatic conveying system for limestone powder - Google Patents
Electric automatic control system of double-bunker pneumatic conveying system for limestone powder Download PDFInfo
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- CN104555455A CN104555455A CN201310491443.0A CN201310491443A CN104555455A CN 104555455 A CN104555455 A CN 104555455A CN 201310491443 A CN201310491443 A CN 201310491443A CN 104555455 A CN104555455 A CN 104555455A
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Abstract
The invention relates to an electric automatic control system of a double-bunker pneumatic conveying system for limestone powder. The electric automatic control system comprises a PLC (programmable logic control) system 1, an industrial personal computer or DCS (distributed control system) 2, an air compressor and freezing dryer motor 3, an electric contact pressure gauge 4, a pressure regulating valve 5, a pressure transmitter 6, a pneumatic feed valve 7, a pneumatic discharge valve 8, a pneumatic path switching valve 9, a high level indicator 10, a pressure relief valve 11, a low level indicator 12, a pneumatic gate valve 13, a signal transmission cable 14, a weighing sensor 15 and a mass flowmeter 16. The electric automatic control system is characterized by being controlled by the PLC system centralizedly, the ratio of material to air is 21-23, and the system performs regulation of line pipe equipment according to the ratio of material to air.
Description
Technical field
The present invention relates to a kind of automatic electrical control system of two storehouses pump air-transport system of agstone, belong to Geldart-D particle technical field of electrical automation control.
Background technology
at presentformula concentrated phase storehouse pump Geldart-D particle is drawn under the Geldart-D particle employing of agstone, be configured with " venturi type annular space making-up air device " at material outlet, the defect of this mode is that the compressed air require needed is comparatively large, the storage tank that matches, power of motor are all larger simultaneously.The present invention is matched in provide a kind of pressurized air air consumption low, and the storage tank matched, power of motor are all lower, the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone that operating cost is low.
Summary of the invention
The object of the invention is to improve the deficiencies in the prior art, provide a kind of pressurized air air consumption low, the storage tank matched, power of motor are all lower, the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone that operating cost is low.The object of the present invention is achieved like this: the automatic electrical control system that the present invention relates to a kind of two storehouses pump air-transport system of agstone, automatic electrical control system comprises PLC programmable control system 1, industrial computer or DCS system 2, air compressor and freeze drier motor 3, electro connecting pressure gauge 4, pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8, pneumatic divert valve 9, high-order level-sensing device 10, pressure relief valve 11, low level level-sensing device 12, pneumatic gate valve 13, signal-transmitting cable 14, LOAD CELLS 15, mass flowmeter 16 forms, it is characterized in that automatic electrical control system is central controlled by PLC programmable control system 1, its material-gas ratio is 21-23, system carries out the adjustment of spool equipment according to this material-gas ratio.Described industrial computer or DCS system 2 interface show various operations, the supervision drawing at each controlling point respectively; And the picture such as overview panel, Process flow diaphragm, trend record, warning, operation of display carries out observation and analysis, change technological parameter and state; There is instrument picture inventory, system overview panel, warning overview panel, setting parameter picture.Described electro connecting pressure gauge 4 is arranged on storage tank, and for measuring the pressure in display storage tank.Described pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8 are arranged on the pump of Geldart-D particle two storehouses, for carrying agstone.Described pressure relief valve 11 is arranged on feed bin, for discharging excess pressure in feed bin, keeps feed bin internal pressure to balance.Described high-order level-sensing device 10, low level level-sensing device 12 for measuring the height material level of feed bin, and send indicator signal.Described signal-transmitting cable 14 connects for the Signal transmissions between PLC programmable control system 1, industrial computer or DCS system 2, air compressor and freeze drier motor 3, electro connecting pressure gauge 4, pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8, pneumatic divert valve 9, high-order level-sensing device 10, pressure relief valve 11, low level level-sensing device 12, pneumatic gate valve 13, LOAD CELLS 15, mass flowmeter 16.Under described LOAD CELLS 15 is arranged on ash bucket.Be that described mass flowmeter 16 is arranged on Air compressor compressed air piping exit.
the invention has the beneficial effects as follows:
1, control process realizes associated components action association, automatically performs action;
2, ensure that in course of conveying, gas material is than optimal control, save pressurized air, reduce operating cost;
3, control system is the comprehensive digitization system that a collection monitored, was operating as one, and operating personal can carry out operating, monitoring and record by means of only the monitoring image on the touch-screen be located in operator's compartment.
Accompanying drawing explanation
Fig. 1 is the structural representation sketch of the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone provided by the invention:
1-PLC programmable control system 2-industrial computer or DCS system 3-air compressor and freeze drier motor 4-electro connecting pressure gauge 5-pressure regulating valve 6-pressure transformer 7-air-actuated feeding valve 8-pneumatic bleeder valve 9-pneumatic divert valve 10-high-order level-sensing device 11-pressure relief valve 12-low level level-sensing device 13-pneumatic gate valve 14-signal-transmitting cable 15-LOAD CELLS 16-mass flowmeter.
Detailed description of the invention
the automatic electrical control system composition of two storehouses pump air-transport system of embodiment 1 one kinds of agstones and effect:
Draw together PLC programmable control system 1, industrial computer or DCS system 2, air compressor and freeze drier motor 3, electro connecting pressure gauge 4, pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8, pneumatic divert valve 9, high-order level-sensing device 10, pressure relief valve 11, low level level-sensing device 12, pneumatic gate valve 13, signal-transmitting cable 14, LOAD CELLS 15, mass flowmeter 16 forms, it is characterized in that automatic electrical control system is central controlled by PLC programmable control system 1, its material-gas ratio is 21-23, system carries out the adjustment of spool equipment according to this material-gas ratio.Described industrial computer or DCS system 2 interface show various operations, the supervision drawing at each controlling point respectively; And the picture such as overview panel, Process flow diaphragm, trend record, warning, operation of display carries out observation and analysis, change technological parameter and state; There is instrument picture inventory, system overview panel, warning overview panel, setting parameter picture.Described electro connecting pressure gauge 4 is arranged on storage tank, and for measuring the pressure in display storage tank.Described pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8 are arranged on the pump of Geldart-D particle two storehouses, for carrying agstone.Described pressure relief valve 11 is arranged on feed bin, for discharging excess pressure in feed bin, keeps feed bin internal pressure to balance.Described high-order level-sensing device 10, low level level-sensing device 12 for measuring the height material level of feed bin, and send indicator signal.Described signal-transmitting cable 14 connects for the Signal transmissions between PLC programmable control system 1, industrial computer or DCS system 2, air compressor and freeze drier motor 3, electro connecting pressure gauge 4, pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8, pneumatic divert valve 9, high-order level-sensing device 10, pressure relief valve 11, low level level-sensing device 12, pneumatic gate valve 13, LOAD CELLS 15, mass flowmeter 16.Under described LOAD CELLS 15 is arranged on ash bucket.Be that described mass flowmeter 16 is arranged on Air compressor compressed air piping exit.
the working process of the automatic electrical control system of two storehouses pump air-transport system of embodiment 2 one kinds of agstones:
Industrial computer or DCS system 2 pass through PLC programmable control system 1 according to material-gas ratio through LOAD CELLS 15, mass flowmeter 16 data measured, through the pressurized air of pressure regulating valve 5 settling pressure value, the agstone added by agstone bucket is drained into storehouse pump discharge by pneumatic bleeder valve 13 by by by storage tank process out according to the ratio value of material-gas ratio 21-23, and be transported in agstone pipeline, need to be distributed by pneumatic divert valve 9 to put in storage according to technology and production, high-order level-sensing device 10 and low level level-sensing device 12 are arranged on feed bin, for controlling bin-level.When the force value in feed bin exceedes setting value, pressure relief valve 16 will discharge too high force value, and the pressure in feed bin is remained in setting value.The action of pneumatic gate valve 13 for opening and closing the outlet of feed bin, so that agstone is transported to user.
Claims (9)
1. the present invention relates to a kind of automatic electrical control system of two storehouses pump air-transport system of agstone, automatic electrical control system comprises PLC programmable control system 1, industrial computer or DCS system 2, air compressor and freeze drier motor 3, electro connecting pressure gauge 4, pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8, pneumatic divert valve 9, high-order level-sensing device 10, pressure relief valve 11, low level level-sensing device 12, pneumatic gate valve 13, signal-transmitting cable 14, LOAD CELLS 15, mass flowmeter 16 forms, it is characterized in that automatic electrical control system is central controlled by PLC programmable control system 1, its material-gas ratio is 21-23, system carries out the adjustment of spool equipment according to this material-gas ratio.
2. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, is characterized in that described industrial computer or DCS system 2 interface show various operations, the supervision drawing at each controlling point respectively; And the picture such as overview panel, Process flow diaphragm, trend record, warning, operation of display carries out observation and analysis, change technological parameter and state; There is instrument picture inventory, system overview panel, warning overview panel, setting parameter picture.
3. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, is characterized in that described electro connecting pressure gauge 4 is arranged on storage tank, and for measuring the pressure in display storage tank.
4. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, it is characterized in that described pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8 are arranged on the pump of Geldart-D particle two storehouses, for carrying agstone.
5. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, is characterized in that described pressure relief valve 11 is arranged on feed bin, for discharging excess pressure in feed bin, keeps feed bin internal pressure to balance.
6. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, is characterized in that described high-order level-sensing device 10, low level level-sensing device 12 are for measuring the height material level of feed bin, and send indicator signal.
7. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, it is characterized in that described signal-transmitting cable 14 is for PLC programmable control system 1, industrial computer or DCS system 2, air compressor and freeze drier motor 3, electro connecting pressure gauge 4, pressure regulating valve 5, pressure transformer 6, air-actuated feeding valve 7, pneumatic bleeder valve 8, pneumatic divert valve 9, high-order level-sensing device 10, pressure relief valve 11, low level level-sensing device 12, pneumatic gate valve 13, LOAD CELLS 15, Signal transmissions between mass flowmeter 16 connects.
8. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, under is characterized in that described LOAD CELLS 15 is arranged on ash bucket.
9. the automatic electrical control system of two storehouses pump air-transport system of a kind of agstone according to claim 1, is characterized in that described mass flowmeter 16 is arranged on Air compressor compressed air piping exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310491443.0A CN104555455A (en) | 2013-10-20 | 2013-10-20 | Electric automatic control system of double-bunker pneumatic conveying system for limestone powder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310491443.0A CN104555455A (en) | 2013-10-20 | 2013-10-20 | Electric automatic control system of double-bunker pneumatic conveying system for limestone powder |
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| CN104555455A true CN104555455A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310491443.0A Pending CN104555455A (en) | 2013-10-20 | 2013-10-20 | Electric automatic control system of double-bunker pneumatic conveying system for limestone powder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906621A (en) * | 2022-06-30 | 2022-08-16 | 苏州娄城新材料科技有限公司 | Modified fly ash pressure conveying and mixing system and process |
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|---|---|---|---|---|
| JPS5661227A (en) * | 1979-10-17 | 1981-05-26 | Denka Consult & Eng Co Ltd | Constant flow rate transporting system |
| SU1351861A1 (en) * | 1985-08-14 | 1987-11-15 | Головное Специализированное Конструкторское Бюро По Комплексу Машин Для Овцеводства И Водоснабжения Пастбищ | Device for controlling air blower set of pneumatic transportation unit |
| CN2587819Y (en) * | 2002-12-03 | 2003-11-26 | 西安建筑科技大学 | Pneumatic conveyer |
| CN2795159Y (en) * | 2005-05-27 | 2006-07-12 | 诸暨市蓝天非金属工艺研究所 | Continuous pneumatic conveyor for bulk material |
| CN201545512U (en) * | 2009-06-10 | 2010-08-11 | 陈毅 | Limestone continuous conveying system |
| CN102219120A (en) * | 2011-06-15 | 2011-10-19 | 南京工业职业技术学院 | Pipeline blowing-aided anti-explosion pneumatic transmission system |
| CN102633026A (en) * | 2012-04-15 | 2012-08-15 | 葛洲坝集团第五工程有限公司 | Bagged cement or fly ash unpacking and conveying system and operation method thereof |
| CN103332494A (en) * | 2013-06-28 | 2013-10-02 | 中冶南方工程技术有限公司 | Pneumatic conveying method for removing dust and crude ash in dry process of converter once flue gas |
-
2013
- 2013-10-20 CN CN201310491443.0A patent/CN104555455A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5661227A (en) * | 1979-10-17 | 1981-05-26 | Denka Consult & Eng Co Ltd | Constant flow rate transporting system |
| SU1351861A1 (en) * | 1985-08-14 | 1987-11-15 | Головное Специализированное Конструкторское Бюро По Комплексу Машин Для Овцеводства И Водоснабжения Пастбищ | Device for controlling air blower set of pneumatic transportation unit |
| CN2587819Y (en) * | 2002-12-03 | 2003-11-26 | 西安建筑科技大学 | Pneumatic conveyer |
| CN2795159Y (en) * | 2005-05-27 | 2006-07-12 | 诸暨市蓝天非金属工艺研究所 | Continuous pneumatic conveyor for bulk material |
| CN201545512U (en) * | 2009-06-10 | 2010-08-11 | 陈毅 | Limestone continuous conveying system |
| CN102219120A (en) * | 2011-06-15 | 2011-10-19 | 南京工业职业技术学院 | Pipeline blowing-aided anti-explosion pneumatic transmission system |
| CN102633026A (en) * | 2012-04-15 | 2012-08-15 | 葛洲坝集团第五工程有限公司 | Bagged cement or fly ash unpacking and conveying system and operation method thereof |
| CN103332494A (en) * | 2013-06-28 | 2013-10-02 | 中冶南方工程技术有限公司 | Pneumatic conveying method for removing dust and crude ash in dry process of converter once flue gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906621A (en) * | 2022-06-30 | 2022-08-16 | 苏州娄城新材料科技有限公司 | Modified fly ash pressure conveying and mixing system and process |
| CN114906621B (en) * | 2022-06-30 | 2023-12-19 | 苏州娄城新材料科技有限公司 | Modified fly ash pressure conveying mixing system and process |
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Application publication date: 20150429 |