CN104555454A - Electric automatic control system of pneumatic conveying system for raw cement materials - Google Patents
Electric automatic control system of pneumatic conveying system for raw cement materials Download PDFInfo
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- CN104555454A CN104555454A CN201310491285.9A CN201310491285A CN104555454A CN 104555454 A CN104555454 A CN 104555454A CN 201310491285 A CN201310491285 A CN 201310491285A CN 104555454 A CN104555454 A CN 104555454A
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Abstract
The invention relates to an electric automatic control system of a pneumatic conveying system for raw cement materials. The electric automatic control system comprises a PLC (programmable logic control) system 1, an industrial personal computer or DCS (distributed control system) 2, a fan motor 3, a pneumatic discharge valve 4, a high level indicator 5, a low level indicator 6, a pneumatic gate valve 7, a signal transmission cable 8, a weighing sensor 9 and a mass flowmeter 10. The electric automatic control system is characterized by being controlled centralizedly by the PLC system, the ratio of material to air is 32-35, and the system performs regulation of line pipe equipment according to the ratio of material to air. The electric automatic control system has the advantages that action correlation of the related components is realized in the control process, and the actions are executed automatically; optimal control on the air to material ratio is ensured in the conveying process, and operating cost is lowered; the control system is a comprehensive digital system integrating monitoring and operation and operators can operate, monitor and record through monitor pictures on a touch screen in an operation room.
Description
Technical field
The present invention relates to a kind of automatic electrical control system of cement slurry air-transport system, be particularly useful for having an inlet point high position, discharging opening low level, fed distance, compared with the automatic electrical control system of the air-transport system of a kind of cement slurry of short distance, belongs to the automatic electrical control system field of Pneumatic Conveying Technology.
Background technology
Proportioned by calcareous raw material, clay raw material and a small amount of correction material (sometimes also add mineralizer, crystal seed etc., also want coal when shaft kiln is produced), grinding, to the cement slurry of certain fineness, is called cement slurry.The conveying of traditional cement slurry and have the conveyor screw conveying of Geldart-D particle many employings drive of cement slurry of high and low potential difference, conveyor screw is when mounted in certain inclination angle, and such mode of movement has certain grinding loss to raw material.The present invention is the automatic electrical control system of the air-transport system being matched in a kind of cement slurry.
Summary of the invention
The object of the invention is to improve the deficiencies in the prior art, the mode of movement that a kind of grinding loss is little, consumption of power is little is provided, namely adopt the air-transport system of a kind of cement slurry that operating cost is low.The automatic electrical control system of the air-transport system of a kind of cement slurry 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 air-transport system of cement slurry, be particularly useful for a kind of automatic electrical control system of air-transport system of cement slurry, automatic electrical control system comprises PLC programmable control system 1, industrial computer or DCS system 2, blower motor 3, pneumatic bleeder valve 4, high-order level-sensing device 5, low level level-sensing device 6, pneumatic gate valve 7, signal-transmitting cable 8, LOAD CELLS 9, mass flowmeter 10 forms, it is characterized in that automatic electrical control system is central controlled by PLC programmable control system 1, its material-gas ratio is 32-35, 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 high-order level-sensing device 5, low level level-sensing device 6 are arranged on rewinding storehouse, for measuring the height material level of feed bin, and send indicator signal.Described signal-transmitting cable 8 connects for the Signal transmissions between PLC programmable control system 1, industrial computer or DCS system 2, blower motor 3, pneumatic bleeder valve 4, high-order level-sensing device 5, low level level-sensing device 6, pneumatic gate valve 7, LOAD CELLS 9, mass flowmeter 10.Under described LOAD CELLS 9 is arranged on hopper.Described mass flowmeter 10 is arranged on roots blower pipeline 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, 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 the air-transport system of a kind of cement slurry provided by the invention:
1-PLC programmable control system 2-industrial computer or the pneumatic bleeder valve 5-of DCS system 3-blower motor 4-high-order level-sensing device 6-low level level-sensing device 7-pneumatic gate valve 8-signal-transmitting cable 9-LOAD CELLS 10-mass flowmeter.
Detailed description of the invention
the automatic electrical control system composition of the air-transport system of embodiment 1 one kinds of cement slurries and effect:
Automatic electrical control system comprises PLC programmable control system 1, industrial computer or DCS system 2, blower motor 3, pneumatic bleeder valve 4, high-order level-sensing device 5, low level level-sensing device 6, pneumatic gate valve 7, signal-transmitting cable 8, LOAD CELLS 9, mass flowmeter 10 form, it is characterized in that automatic electrical control system is central controlled by PLC programmable control system 1, its material-gas ratio is 32-35, and 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 high-order level-sensing device 5, low level level-sensing device 6 are arranged on rewinding storehouse, for measuring the height material level of feed bin, and send indicator signal.Described signal-transmitting cable 8 connects for the Signal transmissions between PLC programmable control system 1, industrial computer or DCS system 2, blower motor 3, pneumatic bleeder valve 4, high-order level-sensing device 5, low level level-sensing device 6, pneumatic gate valve 7, LOAD CELLS 9, mass flowmeter 10.Under described LOAD CELLS 9 is arranged on hopper.Described mass flowmeter 10 is arranged on roots blower pipeline exit.
the working process of the automatic electrical control system of the air-transport system of embodiment 2 one kinds of cement slurries:
Industrial computer or DCS system 2 pass through PLC programmable control system 1 according to material-gas ratio through LOAD CELLS 9, mass flowmeter 10 data measured, according to the ratio value of material-gas ratio 32-35, the cement slurry being delivered to rotary feeder by hopper is sent to air flume low order end to put in storage, high-order level-sensing device 5 and low level level-sensing device 6 are arranged on feed bin, for controlling bin-level.The action of pneumatic gate valve 7 for opening and closing the outlet of feed bin, so that cement slurry is transported to user.
Claims (6)
1. the present invention relates to a kind of automatic electrical control system of air-transport system of cement slurry, be particularly useful for a kind of automatic electrical control system of air-transport system of cement slurry, automatic electrical control system comprises PLC programmable control system 1, industrial computer or DCS system 2, blower motor 3, pneumatic bleeder valve 4, high-order level-sensing device 5, low level level-sensing device 6, pneumatic gate valve 7, signal-transmitting cable 8, LOAD CELLS 9, mass flowmeter 10 forms, it is characterized in that automatic electrical control system is central controlled by PLC programmable control system 1, its material-gas ratio is 32-35, system carries out the adjustment of spool equipment according to this material-gas ratio.
2. the automatic electrical control system of the air-transport system of a kind of cement slurry 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 the air-transport system of a kind of cement slurry according to claim 1, it is characterized in that described high-order level-sensing device 5, low level level-sensing device 6 is arranged on rewinding storehouse, for measuring the height material level of feed bin, and send indicator signal.
4. the automatic electrical control system of the air-transport system of a kind of cement slurry according to claim 1, is characterised in that described signal-transmitting cable 8 connects for the Signal transmissions between PLC programmable control system 1, industrial computer or DCS system 2, blower motor 3, pneumatic bleeder valve 4, high-order level-sensing device 5, low level level-sensing device 6, pneumatic gate valve 7, LOAD CELLS 9, mass flowmeter 10.
5. the automatic electrical control system of the air-transport system of a kind of cement slurry according to claim 1, under is characterized in that described LOAD CELLS 9 is arranged on hopper.
6. the automatic electrical control system of the air-transport system of a kind of cement slurry according to claim 1, is characterized in that described mass flowmeter 10 is arranged on roots blower pipeline exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310491285.9A CN104555454A (en) | 2013-10-20 | 2013-10-20 | Electric automatic control system of pneumatic conveying system for raw cement materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310491285.9A CN104555454A (en) | 2013-10-20 | 2013-10-20 | Electric automatic control system of pneumatic conveying system for raw cement materials |
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| CN104555454A true CN104555454A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310491285.9A Pending CN104555454A (en) | 2013-10-20 | 2013-10-20 | Electric automatic control system of pneumatic conveying system for raw cement materials |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311780A (en) * | 2021-06-02 | 2021-08-27 | 中材天山(云浮)水泥有限公司 | Automatic control system for discharging clinker |
| CN113624554A (en) * | 2021-08-24 | 2021-11-09 | 中建材（合肥）粉体科技装备有限公司 | Cement stable sampling device and method |
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| CN102765602A (en) * | 2012-07-06 | 2012-11-07 | 江苏泓明达机械有限公司 | Novel air conveying chute |
| CN202912390U (en) * | 2012-10-29 | 2013-05-01 | 山西序然秸秆能源科技有限公司 | Novel pneumatic conveying device |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2283190A1 (en) * | 2005-07-12 | 2007-10-16 | Melton, Sl. | Applying machine for thermo fusible products, has integrated system of automatic loading of application material and sensor level in tank of the material, machine has pneumatic vacuum system for supply of material to deposit |
| CN201494928U (en) * | 2009-09-08 | 2010-06-02 | 镇江市电站辅机厂 | Positive-negative pressure integral multi-functional pump conveying system device |
| WO2012004803A1 (en) * | 2010-07-08 | 2012-01-12 | Miranda Albert A | Programmable logic controller based sugar conveying, pulverizing and dosing system |
| CN201746121U (en) * | 2010-07-19 | 2011-02-16 | 北京万向新元科技有限公司 | Intelligent conveyer device |
| CN202022584U (en) * | 2011-01-20 | 2011-11-02 | 北京金隅红树林环保技术有限责任公司 | Pneumatic conveying device for conveying laminar materials |
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| CN102765602A (en) * | 2012-07-06 | 2012-11-07 | 江苏泓明达机械有限公司 | Novel air conveying chute |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311780A (en) * | 2021-06-02 | 2021-08-27 | 中材天山(云浮)水泥有限公司 | Automatic control system for discharging clinker |
| CN113624554A (en) * | 2021-08-24 | 2021-11-09 | 中建材（合肥）粉体科技装备有限公司 | Cement stable sampling device and method |
| CN113624554B (en) * | 2021-08-24 | 2023-08-25 | 中建材（合肥）粉体科技装备有限公司 | Cement stable sampling device and method |
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Application publication date: 20150429 |
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