CN107720297A - A kind of material position balance system and control method - Google Patents

A kind of material position balance system and control method Download PDF

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Publication number
CN107720297A
CN107720297A CN201710984639.1A CN201710984639A CN107720297A CN 107720297 A CN107720297 A CN 107720297A CN 201710984639 A CN201710984639 A CN 201710984639A CN 107720297 A CN107720297 A CN 107720297A
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China
Prior art keywords
ash bucket
mrow
pressure
material position
controller
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CN201710984639.1A
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CN107720297B (en
Inventor
李宏桢
苏碧香
张哲平
罗育敏
王建春
张原�
林春源
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Fujian Longking Desulphurization & Denitrification Engineering Co Ltd
Fujian Longking Co Ltd.
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Fujian Longking Desulphurization & Denitrification Engineering Co Ltd
Fujian Longking Co Ltd.
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Priority to CN201710984639.1A priority Critical patent/CN107720297B/en
Publication of CN107720297A publication Critical patent/CN107720297A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/005—Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/04—Bulk

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Treating Waste Gases (AREA)
  • Refuse Collection And Transfer (AREA)

Abstract

The invention provides a kind of material position balance system and control method, and applied to smoke eliminator, system includes controller and multiple Y types air blowing type anti-block apparatus；Each Y types air blowing type anti-block apparatus is separately positioned on the sidepiece of each ash bucket in the ash bucket group of smoke eliminator；Ash bucket group includes at least two ash buckets；The outlet of each ash bucket is connected by the air flume of the first pipeline and smoke eliminator, and at least one Matter Transfer quantity regulating device is respectively mounted on each first pipeline；Controller electrically connects with Y type air blowing types anti-block apparatus, Matter Transfer quantity regulating device respectively；The pressure that controller detects according to each Y types air blowing type anti-block apparatus determines the material position of material in each ash bucket and is not more than predetermined threshold value so that the material position of level of filler material is poor in any two ash bucket according to the aperture of each Matter Transfer quantity regulating device of Level control of determination.The present invention can be reduced labor workload, improved the cycle efficieny of material with the balance between the material position in each ash bucket of dynamic regulation.

Description

A kind of material position balance system and control method
Technical field
The present invention relates to material position balancing technique field, more particularly to a kind of material position balance system and control method.
Background technology
Smoke eliminator is a kind of by adding water and material (such as calcium hydroxide) into purifying column, utilizes material and flue gas Middle dusty gas is reacted to reach the device of purifying smoke.
Existing smoke eliminator adds substantial amounts of material and reacted with dusty gas in flue gas, unreacted material Enter sack cleaner by purifying column, fallen into after collecting deashing by sack cleaner in each cloth bag ash bucket.Collected in ash bucket Material be delivered to again by air flume purifying column carry out gas cleaning reaction, so as to realize recycling for material.By In the distribution of air-flow and the arrangement of cloth pocket, the inventory that each ash bucket is collected may be different, therefore material in each ash bucket Material position (i.e. the height away from hopper bottom at the top of material) may be different.
The material position of material is different in each ash bucket, it will influences the uniform of flue gas, causes flue gas Biased flow phenomenon to be present, not only not It is blown and controls beneficial to cloth bag, has an effect on cloth bag service life.Meanwhile in each ash bucket material material position deviation it is too many, influence ash bucket The air flow method of fluidized wind, so as to influence ash bucket blanking and Matter Transfer.
The content of the invention
Based on above mentioned problem, the purpose of the embodiment of the present invention is that providing one kind overcomes above mentioned problem or at least partly solve A kind of the material position balance system and control method of above mentioned problem, to realize that the material position of material in each ash bucket in ash bucket group balances. Concrete technical scheme is as follows：
A kind of material position balance system, including controller and multiple Y types air blowing type anti-block apparatus；Each Y types air blowing type is prevented Block apparatus is separately positioned on the sidepiece of each ash bucket in the ash bucket group of smoke eliminator；The ash bucket group includes at least two Individual ash bucket；The outlet of each ash bucket is connected by the air flume of the first pipeline and the smoke eliminator in the ash bucket group Connect, at least one Matter Transfer quantity regulating device is mounted on each first pipeline；The controller respectively with the Y types Air blowing type anti-block apparatus, Matter Transfer quantity regulating device electrical connection；
The controller receives the pressure in each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus detects；
The pressure that the controller detects according to each Y types air blowing type anti-block apparatus determines the material position of the material in each ash bucket simultaneously According to the aperture of each Matter Transfer quantity regulating device of the Level control of determination so that any two ash bucket in the ash bucket group The material position difference of the material position of interior material is not more than predetermined threshold value.
Optionally, a first Y type air blowing type anti-block apparatus is at least installed in each ash bucket and a 2nd Y type is blown Formula anti-block apparatus；
The controller is to each ash bucket：The installation site of the first Y type air blowing type anti-block apparatus in the ash bucket is with being somebody's turn to do The distance of hopper bottom is the first height H1；The installation site of the 2nd Y type air blowing type anti-block apparatus in the ash bucket and the ash bucket The distance of bottom is the second height H2；The H1Less than the H2；The first Y type air blowing types anti-block apparatus detection in the ash bucket should H in ash bucket1The highly first pressure P at place1And send to the controller；The 2nd Y type air blowing types anti-block apparatus inspection in the ash bucket Survey H in the ash bucket2The highly second pressure P at place2And send to the controller；The controller according to the first pressure and The second pressure obtains the average material position in the ash bucket
The controller is according to each Matter Transfer quantity regulating device of average Level control of each ash bucket in the ash bucket group Aperture so that in the ash bucket group in any two ash bucket the material position of material material position difference be not more than predetermined threshold value.
Optionally, the material position balance system also includes first pressure sensor and second pressure sensor；Described first Pressure sensor is arranged on the porch of the purifying column of the smoke eliminator, and the second pressure sensor is arranged on described The exit of purifying column；The first pressure sensor and the second pressure sensor electrically connect with the controller；
The controller obtains the pressure of the second pressure sensor detection and is defined as inherently pressing by obtained pressure Power；
The controller obtains pressure and the second pressure sensor detection of first pressure sensor detection Pressure simultaneously obtains pressure difference value；
The controller first pressure and second pressure according to corresponding to the intrinsic pressure, each ash bucket obtain each ash bucket Interior average material positionAnd each material is controlled to follow according to the average material position of each ash bucket in the ash bucket group and the pressure difference value The aperture of circular rector adjusting means is so that the material position of the material position of material is poor no more than default in any two ash bucket in the ash bucket group Threshold value.
Optionally, the controller passes through formula
The average material position in each ash bucket is calculatedAnd the aperture of the Matter Transfer quantity regulating device of each ash bucket connection ki；
Wherein, P is not have the intrinsic pressure at material in the ash bucket group in each ash bucket；ρ is material density；G attaches most importance to Power acceleration；For the average value of the average material position in each ash bucket in the ash bucket group；Ash bucket number is n in the ash bucket group It is individual；K is that the controller is the average aperture for realizing the Matter Transfer quantity regulating device set by default bed pressure drop.
Optionally, the smoke eliminator includes purifying column, ash bucket group, air flume and at least one ash bucket fluidized wind Machine；It is provided with the sack cleaner for collection material in each ash bucket in the ash bucket group, it is each in the ash bucket group The sidepiece of ash bucket is mounted on beche and heater；The outlet of the purifying column passes through in second channel and the ash bucket group The entrance connection of sack cleaner corresponding to each ash bucket；The outlet of each ash bucket is all connected with storehouse pump in the ash bucket group；It is described One end of air flume is connected to the purifying column；It is provided with outside the air flume and is provided to convey material to the purifying column The skewed slot fluidized air blower of blast；The ash bucket fluidized air blower is arranged on the bottom of the ash bucket group；The ash bucket fluidized air blower warp Each ash bucket bottom exports fluidized wind into each ash bucket；The storehouse pump and controller electrical connection；
The controller arranges material according to the Level control of the material in each ash bucket outside the pump of storehouse.
A kind of material level balance control method, applied to material position balance system, the material position balance system include controller and Multiple Y types air blowing type anti-block apparatus；Each Y types air blowing type anti-block apparatus is separately positioned in the ash bucket group of smoke eliminator Each ash bucket sidepiece；The ash bucket group includes at least two ash buckets；The outlet of each ash bucket is logical in the ash bucket group The air flume that the first pipeline is crossed with the smoke eliminator is connected, and at least one thing is mounted on each first pipeline Material circulation quantity regulating device；The controller respectively with the Y types air blowing type anti-block apparatus, the Matter Transfer quantity regulating device Electrical connection；
Methods described includes：
The controller receives the pressure in each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus detects；
The pressure that the controller detects according to each Y types air blowing type anti-block apparatus determines the material position of the material in each ash bucket simultaneously According to the aperture of each Matter Transfer quantity regulating device of the Level control of determination so that any two ash bucket in the ash bucket group The material position difference of the material position of interior material is not more than predetermined threshold value.
Optionally, a first Y type air blowing types anti-blocking dress is at least installed on the smoke eliminator in each ash bucket Put and a 2nd Y type air blowing type anti-block apparatus；To each ash bucket：The first Y type air blowing type anti-block apparatus in the ash bucket Installation site and the distance of the hopper bottom are the first height H1；The installation of the 2nd Y type air blowing type anti-block apparatus in the ash bucket Position and the distance of the hopper bottom are the second height H2；The H1Less than the H2；
The controller receives the pressure in each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus detects, Including：
Each first Y type air blowing type anti-block apparatus of the controller reception detects H in the ash bucket at obtained place1Highly locate First pressure P1And each 2nd Y type air blowing type anti-block apparatus detects H in the obtained ash bucket at place2The highly second pressure P at place2；
The pressure that the controller detects according to each Y types air blowing type anti-block apparatus determines the material position of the material in each ash bucket simultaneously According to the aperture of each Matter Transfer quantity regulating device of the Level control of determination so that any two ash bucket in the ash bucket group The material position difference of the material position of interior material is not more than predetermined threshold value, including：
The controller first pressure and second pressure according to corresponding to each ash bucket obtain the average material position in each ash bucketAnd according to the aperture of each Matter Transfer quantity regulating device of average Level control of each ash bucket in the ash bucket group so that described The material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket in ash bucket group.
Optionally, the material position balance system also includes first pressure sensor and second pressure sensor；Described first Pressure sensor is arranged on the porch of the purifying column of the smoke eliminator, and the second pressure sensor is arranged on described The exit of purifying column；The first pressure sensor and the second pressure sensor electrically connect with the controller；Institute Stating method also includes：
The controller obtains the pressure of the second pressure sensor detection and is defined as inherently pressing by obtained pressure Power；
The controller obtains pressure and the second pressure sensor detection of first pressure sensor detection Pressure simultaneously obtains pressure difference value；
The controller first pressure and second pressure according to corresponding to the intrinsic pressure, each ash bucket obtain each ash bucket Interior average material positionAnd according to each Matter Transfer quantity regulating device of average Level control of each ash bucket in the ash bucket group Aperture is not more than predetermined threshold value so that the material position of the material position of material is poor in any two ash bucket in the ash bucket group, including：
The controller first pressure and second pressure according to corresponding to each ash bucket obtain the average material position in each ash bucketAnd each Matter Transfer quantity regulating device is controlled according to the average material position of each ash bucket in the ash bucket group and the pressure difference value Aperture so that in the ash bucket group in any two ash bucket the material position of material material position difference be not more than predetermined threshold value.
Optionally, controller first pressure and second pressure according to corresponding to each ash bucket obtains flat in each ash bucket Equal material positionAnd according to the aperture of each Matter Transfer quantity regulating device of average Level control of each ash bucket in the ash bucket group with The material position difference of the material position of material in any two ash bucket in the ash bucket group is set to be not more than predetermined threshold value, including：
The controller passes through formula
The average material position in each ash bucket is calculatedAnd the aperture of the Matter Transfer quantity regulating device of each ash bucket connection ki；
Wherein, P is not have the intrinsic pressure at material in the ash bucket group in each ash bucket；ρ is material density；G attaches most importance to Power acceleration；For the average value of the average material position in each ash bucket in the ash bucket group；Ash bucket number is n in the ash bucket group It is individual；K is that the controller is the average aperture for realizing the Matter Transfer quantity regulating device set by default bed pressure drop；
The controller is according to the kiThe aperture of each Matter Transfer quantity regulating device is controlled so as to appoint in the ash bucket group The material position difference of the material position of material is not more than predetermined threshold value in two ash buckets of meaning.
Optionally, the smoke eliminator includes purifying column, ash bucket group, air flume and at least one ash bucket fluidized wind Machine；It is provided with the sack cleaner for collection material in each ash bucket in the ash bucket group, it is each in the ash bucket group The sidepiece of ash bucket is mounted on beche and heater；The outlet of the purifying column passes through in second channel and the ash bucket group The corresponding sack cleaner entrance connection of each ash bucket；The outlet of each ash bucket is all connected with storehouse pump in the ash bucket group；The sky One end of gas skewed slot is connected to the purifying column；It is provided with outside the air flume and provides wind to convey material to the purifying column The skewed slot fluidized air blower of pressure；The ash bucket fluidized air blower is arranged on the bottom of the ash bucket group；The ash bucket fluidized air blower is through each Ash bucket bottom exports fluidized wind into each ash bucket；The storehouse pump and controller electrical connection；
Methods described also includes：
The controller arranges material according to the Level control of the material in each ash bucket outside the pump of storehouse.
A kind of material position balance system and control method provided in an embodiment of the present invention, can be according to by by Y type air blowing types The material position that the pressure that anti-block apparatus is detected obtains, the aperture of solid circulating rate adjusting means is adjusted, so that in the ash bucket group The material position difference of level of filler material is not more than predetermined threshold value in any two ash bucket, so that the material position of the material in each ash bucket reaches Certain balance, improve the cycle efficieny of recycle stock.Certainly, any product or method for implementing the present invention must be not necessarily required to Reach all the above advantage simultaneously.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described.
Fig. 1 is a kind of structural representation of material position balance system provided in an embodiment of the present invention；
Fig. 2 is the structural representation of Y types air blowing type anti-block apparatus provided in an embodiment of the present invention；
Fig. 3 is the structural representation of another material position balance system provided in an embodiment of the present invention；
Fig. 4 is the structural representation of another material position balance system provided in an embodiment of the present invention；
Fig. 5 is the structural representation of another material position balance system provided in an embodiment of the present invention；
Fig. 6 is a kind of flow chart of material level balance control method provided in an embodiment of the present invention；
Fig. 7 is the flow chart of another material level balance control method provided in an embodiment of the present invention；
Fig. 8 is the flow chart of another material level balance control method provided in an embodiment of the present invention.
Embodiment
The invention discloses a kind of material position balance system and control method, those skilled in the art can be used for reference in this paper Hold, be suitably modified technological parameter realization.In particular, all similar replacements and change are to those skilled in the art For be it will be apparent that they are considered as being included in the present invention.The method of the present invention and application are by preferably implementing Example is described, related personnel substantially can not depart from present invention, in spirit and scope to method described herein and Using being modified or suitably change with combining, to realize and using the technology of the present invention.
A kind of material position balance system provided in an embodiment of the present invention, material in each ash bucket can be controlled in smoke eliminator Material position, make material in each ash bucket material position keep balance.Below, smoke eliminator is illustrated first：
As shown in figure 5, smoke eliminator includes：Purifying column 004, ash bucket group and air flume 002.Need the cigarette purified Gas is entered by the entrance of purifying column 004, in ash bucket group the outlet of each ash bucket 001 be all connected with Matter Transfer quantity regulating device 003, the material in ash bucket group in each ash bucket 001 delivers into purifying column 004 by skewed slot fluidized air blower 016, with need it is net The flue gas of change is mixed into purifying column 004, and material and the flue gas after purification enter each of ash bucket group from the outlet of purifying column 004 In ash bucket 001, the flue gas after purification is discharged above each ash bucket, and material passes through sack cleaner corresponding to each ash bucket 001 012 is collected into and reenters air flume 002 in each ash bucket 001 and recycled.Due to each ash bucket 001 and purifying column 004 distance difference and other influences, it is uneven to may result in material position in each ash bucket 001.
As shown in figure 1, the present invention provides a kind of material position balance system, controller can be included and multiple Y types air blowing types are prevented Block apparatus 100；Each Y types air blowing type anti-block apparatus 100 is separately positioned on each ash in the ash bucket group of smoke eliminator The sidepiece of bucket 001；The ash bucket group includes at least two ash buckets 001；The outlet of each ash bucket 001 is logical in the ash bucket group The first pipeline 01 is crossed to be connected with the air flume 002 of the smoke eliminator, be mounted on each first pipeline 01 to A few Matter Transfer quantity regulating device 003；The controller respectively with the Y types air blowing type anti-block apparatus 100, the material Circulation quantity regulating device 003 electrically connects；
Wherein, each Y types air blowing type anti-block apparatus 100 is used to detect the pressure in the ash bucket group in each ash bucket 001 Power；
Specifically, one or more Y types can be set to blow in the ash bucket group on the madial wall of each ash bucket 001 Gas formula anti-block apparatus 100 detects multiple pressure in the ash bucket group in each ash bucket 001；
Preferably, the material added in the smoke eliminator may be a lot, in order to improve material collection efficiency, institute At least two ash buckets 001 can be included by stating in ash bucket group；
Specifically, the material in the ash bucket group in each ash bucket 001 passes through the air inlet skewed slot of the first pipeline 01 002；
Optionally, can pacify on each pipeline that each ash bucket 001 is connected with the air flume 002 in the ash bucket group Fill at least one recycle stock adjusting means 003.
The controller is received in the ash bucket group that each Y types air blowing type anti-block apparatus 100 detects in each ash bucket 001 Pressure；
As shown in Fig. 2 the Y types air blowing type anti-block apparatus 100 include pressure samples first 005, pressure transmitter 006, Needle valve 007 and gas flow optimized case 008, can be by the pressure in each ash bucket 001 of first 005 detection of the pressure samples simultaneously Electric signal is converted into by the pressure transmitter 006 and is sent to the controller, the gas in source of the gas can pass through the gas Flow control case 008, which is continuously blown, prevents the pressure samples first 005 from blocking, while controls the air-flow control by needle valve 007 The opening and closing of case 008 processed.
It is understood that the controller can obtain according to the pressure that each Y types air blowing type anti-block apparatus 100 detects The material position moment arrived adjusts the aperture of each Matter Transfer quantity regulating device 003, so as to reach material position in each ash bucket 001 Dynamic equilibrium, it is not necessary to manual intervention, reduce the workload of staff.
The pressure that the controller detects according to each Y types air blowing type anti-block apparatus 100 determines the material in each ash bucket 001 Material position and according to the aperture of each Matter Transfer quantity regulating device 003 of the Level control of determination so that any in the ash bucket group The material position difference of level of filler material in two ash buckets is not more than predetermined threshold value.
Wherein, the predetermined threshold value can be set and changed according to being actually needed, such as predetermined threshold value can be 0.3 ~0.5 meter.
Preferably, as shown in figure 1, can at least install two Y type air blowing types in the ash bucket group in each ash bucket 001 Anti-block apparatus 100.Each Y types air blowing type anti-block apparatus 100 in same ash bucket 001 may be mounted at the inner side of ash bucket 001 The different height of wall, to detect the pressure of multiple different material positions in the ash bucket 001.The present invention can be according to the pressure of different material positions The material position of multiple positions in ash bucket 001 is calculated, and then obtains the average material position in ash bucket 001.As shown in figure 3, in ash bucket Y type air blowing types anti-block apparatus 102 and Y type air blowing types anti-block apparatus 101 are mounted with, Y type air blowing types anti-block apparatus 102 can detect The material position of the B points of material upper surface is obtained, Y type air blowing types anti-block apparatus 101 can detect to obtain the material of the A points of material upper surface Position, the present invention carry out the material position of the two Y type air blowing types anti-block apparatus detection averagely to can obtain the average material position in ash bucket.
It is understood that because diverse location material position in each ash bucket 001 may be different, multiple Y types are installed and blown Gas formula anti-block apparatus 100 can detect the material position of diverse location in the ash bucket 001 of place, more accurate in the ash bucket 001 of place so as to obtain True average material position.
As shown in figure 4, a first Y type air blowing types anti-block apparatus 101 and one are at least installed in each ash bucket 001 Two Y type air blowing types anti-block apparatus 102.To each ash bucket 001：The peace of the first Y type air blowing types anti-block apparatus 101 in the ash bucket The distance of holding position and the hopper bottom is the first height H1；The installation of the 2nd Y type air blowing types anti-block apparatus 102 in the ash bucket Position and the distance of the hopper bottom are the second height H2；The H1Less than the H2.The first Y type air blowing types in the ash bucket are prevented Block apparatus 101 detects H in the ash bucket1The highly first pressure P at place1And send to the controller；The 2nd Y types in the ash bucket Air blowing type anti-block apparatus 102 detects H in the ash bucket2The highly second pressure P at place2And send to the controller.The controller The average material position in the ash bucket is obtained according to the first pressure and the second pressure
It is understood that bigger closer to the base pressure of ash bucket 001 in each ash bucket 001 in the ash bucket group, institute State controller and obtain the first Y type air blowing types anti-block apparatus 101 and detect H in the ash bucket 0011The highly first pressure P at place1And According to first pressure P1The relation of the density of pressure and the material in the ash bucket 001 is calculated and the first pressure P1Corresponding material position.The controller obtains the 2nd Y type air blowing types anti-block apparatus 102 and detects H in the ash bucket 0012Highly locate Second pressure P2And according to second pressure P2The relation of the density of pressure and the material in the ash bucket 001 is calculated With the second pressure P2Corresponding material position.Then, controller is averaged to above-mentioned two material positions being calculated, and is put down Equal material position
The controller fills according to each solid circulating rate regulation of average Level control of each ash bucket 001 in the ash bucket group 03 aperture is set to 0 so that the material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket 001 in the ash bucket group.
As shown in figure 5, the material position balance system can also include first pressure sensor 009 and second pressure sensor 010；The first pressure sensor 009 is arranged on the porch of the purifying column 004 of the smoke eliminator, second pressure Force snesor 010 is arranged on the exit of the purifying column 004；The first pressure sensor 009 and the second pressure pass Sensor 010 electrically connects with the controller；
Specifically, the first pressure sensor 009 detects flue gas and the institute that the porch of purifying column 004 needs to purify The pressure that the material that the conveying of air flume 002 is come in is formed is stated, the second pressure sensor 010 detects the purifying column 004 exit purification after flue gas and need the pressure that the material being transported in each ash bucket 001 of the ash bucket group is formed.
The controller obtains the pressure of the second pressure sensor detection and is defined as inherently pressing by obtained pressure Power；
Specifically, the intrinsic pressure can be in the ash bucket group in each ash bucket without the pressure at material.
The controller obtains pressure and the second pressure sensor 010 that the first pressure sensor 009 detects The pressure of detection simultaneously obtains pressure difference value；
Specifically, the controller obtains the pressure difference value, and by the pressure difference value and the default bed pressure Drop is contrasted, and obtains comparing result.
The controller first pressure and second pressure according to corresponding to the intrinsic pressure, each ash bucket 001 obtain respectively Average material position in ash bucket 001And according to the average material position of each ash bucket 001 in the ash bucket group and the pressure difference value control The aperture of each Matter Transfer quantity regulating device 003 is made so that the material position of material in any two ash bucket 001 in the ash bucket group Material position difference is not more than predetermined threshold value.
Specifically, the controller determines institute according to the comparing result of the pressure difference value and the default bed pressure drop The aperture of Matter Transfer quantity regulating device 003 is stated, so that the pressure difference value reaches the default bed pressure drop, so as to ensure Operating condition in the purifying column 004 is good, is advantageous to making full use of for material.
Specifically, controller can pass through formula
The average material position in each ash bucket 001 is calculatedAnd the Matter Transfer quantity regulating device 003 of each ash bucket connection Aperture ki；
Wherein, P is not have the intrinsic pressure at material in the ash bucket group in each ash bucket 001；ρ is material density；G is Acceleration of gravity；For the average value of the average material position in each ash bucket 001 in the ash bucket group；Ash bucket in the ash bucket group Number is n；K is that the controller is to realize being averaged for Matter Transfer quantity regulating device 003 set by default bed pressure drop Aperture.
For example, the controller is according to the pressure P detected in each first Y type air blowing types anti-block apparatus 1011iWith the material Density material position H in each ash bucket 001 is calculated1iFormula can be：
It is understood that each Y types air blowing type anti-block apparatus is calculated according to by above-mentioned formula in the controller Height corresponding to 100 pressure detected.
The controller is according to the average material position of each ash bucket 001 in the ash bucket groupIt is average that each ash bucket 001 is calculated The average value of material positionThe controller can be according to the average material position in the ash bucket group in each ash bucket 001Institute State the average value of the average material position in each ash bucket 001Each ash is calculated in the average aperture k set with the controller The adjustment factor λ of the Matter Transfer quantity regulating device 003 of the connection of bucket 001, so as to obtain the solid circulating rate that each ash bucket 001 connects The aperture k of adjusting means 003i, so that the material position difference of the material position of material in the ash bucket group in any two ash bucket 001 is less In predetermined threshold value；
For example, the ash bucket group includes four ash buckets 1,2,3 and 4, the average material position of each ash bucket is respectively 6 meters, 3.5 meters, 4 meters and 6.5 meters, then the average value that can calculate average material position in four ash buckets is 5 meters：
Pass through the average material position of each ash bucket 001With the average value of the average material positionObtain each ash bucket The adjustment factor λ of the Matter Transfer quantity regulating device 003 connectedi, the controller can pass through formula：
The adjustment factor λ of each Matter Transfer quantity regulating device 003 is calculated1For 1.2, λ2For 0.7, λ3For 0.8, λ4For 1.3.
To realize default bed pressure drop, the controller sets being averaged out for the Matter Transfer quantity regulating device 003 It is 50% to spend k, then can calculate the aperture k for the Matter Transfer quantity regulating device 003 that four ash buckets are connectedi, the controller can Pass through formula：
The aperture k of each Matter Transfer quantity regulating device 003 is calculated1For 60%, k2For 35%, k3For 40%, k4 For 65%；So as to adjust the Matter Transfer quantity regulating device 003 so that thing in the ash bucket group in any two ash bucket 001 The material position difference of the material position of material is not more than predetermined threshold value；
Wherein, the default bed pressure drop is good operation work in purifying column 004 in the guarantee smoke eliminator The pressure drop of condition, it can be obtained in the smoke eliminator realizes good running.
The smoke eliminator as shown in Figure 5 can also include at least one ash bucket fluidized air blower 011；The ash bucket group In each ash bucket 001 in be provided with sack cleaner 012 for collection material, each ash bucket 001 in the ash bucket group Sidepiece beche 013 and heater 014 can be installed；The outlet of the purifying column 004 passes through second channel 02 and institute State the entrance connection of each ash bucket 001 in ash bucket group；The outlet of each ash bucket 001 is all connected with storehouse pump 015 in the ash bucket group； One end of the air flume 002 is connected to the purifying column 004；It is provided with outside the air flume 002 as to the purification Tower 004 conveys the skewed slot fluidized air blower 016 that material provides blast；The ash bucket fluidized air blower 011 is arranged on the ash bucket group Bottom；The ash bucket fluidized air blower 011 exports fluidized wind through each ash bucket bottom into each ash bucket；The storehouse pump 015 and described Controller electrically connects；
Specifically, the skewed slot fluidized air blower 016 provides blast to the air flume 002, will be each in the ash bucket group The material for entering the air flume 002 in individual ash bucket 001 is delivered to the purifying column 004, while can pass through the air The open top of skewed slot 002 adds new material into the purifying column 004；The beche 013 utilizes air force principle Prevent material from producing adhesion, blocking in course of conveying and building bridge by being tapped to the inwall of ash bucket 001, prevent gluing because of material Attached, blocking and the detection for influenceing the Y types air blowing type anti-block apparatus 100 to material position in each ash bucket 001 of building bridge；The heating Device 014 is used to keep the temperature in ash bucket 001, prevents temperature reduces from causing material caking to influence thing in the ash bucket 001 The conveying of material and recycle；The storehouse pump 015 is used to the material in the ash bucket group in each ash bucket 001 carrying out outer arrange；
Specifically, the ash bucket fluidized air blower 011 can include at least one, the ash bucket fluidized air blower 011 is to described Each ash bucket 001 provides fluidized wind in ash bucket group, increases the mobility of material, prevents material from luming；Meanwhile when the ash bucket group In in each ash bucket 001 during material position inequality, the fluidized wind flows under physical characteristic to the low place of pressure, causes material position height Ash bucket 001 in fluid effect there is no that fluid effect in the low ash bucket of material position is good, therefore be also required to each ash bucket in the ash bucket group The material position difference of material position is not more than predetermined threshold value in 001, so that fluidisation is uniform in each ash bucket 001, is advantageous to material whereabouts, carries The efficiency of high material circulation.
The controller can arrange material according to the Level control of determination outside storehouse pump 015.
Specifically, the controller can determine the material position of the material in each ash bucket 001 in the ash bucket group, when certain ash When material position in bucket 001 is not less than default material position, the storehouse pump 015 for controlling the ash bucket 001 to connect arranges material outside.
For example, the ash bucket group includes 1,2,3 and 4 four ash bucket, in the material position and ash bucket 2 in ash bucket 1, material position is not Less than the default material position, the material position in material position and ash bucket 4 in ash bucket 3 is below the default material position, then the controller Control and arrange material outside the storehouse pump that ash bucket 1 and ash bucket 2 connect so that the material position in ash bucket 1 and ash bucket 2 reduces, and ash bucket 3 and ash bucket 4 The storehouse pump connected need not arrange material outside.Outer row's material can influence recycling for the material, it is therefore desirable in the ash Each physical quantity circulation quantity regulating device is adjusted when material position difference is more than the predetermined threshold value in wantonly one or two of ash bucket in bucket group Aperture, the situation for being not less than default material position to reduce the material position in the ash bucket group in each ash bucket occur.
Wherein, the default material position can be set and be changed according to actual conditions.For example, default material position can be set For 3~4 meters.
It will be appreciated that the controller can also arrange each ash bucket of material regulation by controlling outside the storehouse pump 015 The material position of material in 001, the material position in any two ash bucket 001 is set to reach balance faster.
Corresponding with a kind of material position balance system that the embodiments of the present invention provide, the embodiment of the present invention additionally provides one Kind material level balance control method.
Incorporated by reference to Fig. 1 and Fig. 6, as shown in fig. 6, the embodiments of the invention provide a kind of material level balance control method, application In material position balance system, the material position balance system can include controller and multiple Y types air blowing type anti-block apparatus 100；Each institute State the sidepiece for each ash bucket 001 that Y type air blowing types anti-block apparatus 100 is separately positioned in the ash bucket group of smoke eliminator；Institute Stating ash bucket group includes at least two ash buckets 001；In the ash bucket group outlet of each ash bucket 001 by the first pipeline 01 with The air flume 002 of the smoke eliminator is connected, and at least one Matter Transfer is mounted on each first pipeline 01 Quantity regulating device 003；The controller respectively with the Y types air blowing type anti-block apparatus 100, the Matter Transfer quantity regulating device 003 electrical connection；
Methods described can include：
S100, the controller receive each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus 100 detects Pressure in 001；
The pressure that S200, the controller detect according to each Y types air blowing type anti-block apparatus 100 is determined in each ash bucket 001 The material position of material and according to the aperture of each Matter Transfer quantity regulating device 003 of the Level control of determination so that the ash bucket group The material position difference of the material position of material in middle any two ash bucket 001 is not more than predetermined threshold value.
It is understood that in the method that the embodiment illustrated in fig. 6 provides, the multiple Y types air blowing type anti-block apparatus Pressure signal is simultaneously converted to electric signal and is sent to the controller by pressure in the 100 each ash buckets 001 detected, described Controller determines the material position in each ash bucket according to the electric signal, each so as to be connected according to each ash bucket 001 of determination The aperture of Matter Transfer quantity regulating device 003 is so that the material of the material position of material in the ash bucket group in any two ash bucket 001 Potential difference is not more than predetermined threshold value.The controller automatically controls each Matter Transfer quantity regulating device according to obtained material position 003 aperture, realize the dynamic equilibrium of the material position of material in each ash bucket 001, it is not necessary to manual intervention, reduce staff's Workload.
Incorporated by reference to Fig. 4 and Fig. 7, as shown in fig. 7, the embodiment of the present invention also provides another material level balance control method, institute State and a first Y type air blowing types anti-block apparatus 101 and one second are at least installed on smoke eliminator in each ash bucket 001 Y type air blowing types anti-block apparatus 102；To each ash bucket 001：The first Y type air blowing types anti-block apparatus 101 in the ash bucket 001 Installation site and the distance of the hopper bottom are the first height H1；The 2nd Y type air blowing types anti-block apparatus 102 in the ash bucket 001 The distance of installation site and the bottom of ash bucket 001 be the second height H2；The H1Less than the H2；
This method can include：
S110, the controller receive the ash bucket 001 that each first Y type air blowing types anti-block apparatus 101 detects obtained place Interior H1The highly first pressure P at place1And each 2nd Y type air blowing types anti-block apparatus 102 detects H in the ash bucket 001 at obtained place2 The highly second pressure P at place2；
S210, the controller first pressure and second pressure according to corresponding to each ash bucket 001 are obtained in each ash bucket 001 Average material positionAnd according to each Matter Transfer quantity regulating device of average Level control of each ash bucket 001 in the ash bucket group 003 aperture is so that the material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket 001 in the ash bucket group.
Wherein, step S110 is a kind of specific executive mode of step S100 in method shown in Fig. 6, and step S210 is Fig. 6 Step S200 a kind of specific executive mode in shown method.
It is understood that in the method that embodiment illustrated in fig. 7 provides, it is closer in each ash bucket 001 in the ash bucket group The base pressure of ash bucket 001 is bigger, and the controller obtains the first Y type air blowing types anti-block apparatus 101 and detects the ash bucket H in 0011The highly first pressure P at place1H in the ash bucket 001 is detected with the 2nd Y type air blowing types anti-block apparatus 1022Highly locate Second pressure P2, and arrive different height according to what the relation of the pressure in the ash bucket 001 and the density of the material calculated The material position that is detected of Y type air blowing types anti-block apparatus 100, it is so as to obtain the more accurately material position in the ash bucket 001, i.e., average Material positionAnd then the average value of each average material position of each ash bucket 001 in the ash bucket group is obtained, and according to the average value The aperture for each Matter Transfer quantity regulating device 003 that each ash bucket connected is controlled so that any two ash bucket in the ash bucket group The material position difference of the material position of material is not more than predetermined threshold value in 001.
It is understood that the material upper surface in each ash bucket 001 may be uneven, the material position of diverse location can Can be different, the controller is obtained by obtaining the pressure that multiple Y types air blowing type anti-block apparatus 100 are detected in each ash bucket 001 It is averaged to the material position of diverse location and the material position to obtaining, so as to obtain in each ash bucket 001 more accurately material position, favorably Balance between the material position in different ash buckets.
Incorporated by reference to Fig. 5 and Fig. 8, as shown in figure 8, the embodiment of the present invention also provides another material level balance control method, institute First pressure sensor 009 and second pressure sensor 010 can also be included by stating material position balance system；The first pressure sensing Device 009 is arranged on the porch of the purifying column 004 of the smoke eliminator, and the second pressure sensor 010 is arranged on institute State the exit of purifying column 004；The first pressure sensor 009 and the second pressure sensor 010 with the control Device electrically connects；
Methods described can also include：
S110, the controller receive the ash bucket 001 that each first Y type air blowing types anti-block apparatus 101 detects obtained place Interior H1The highly first pressure P at place1And each 2nd Y type air blowing types anti-block apparatus 102 detects H in the ash bucket 001 at obtained place2 The highly second pressure P at place2；
S300, the controller obtain the pressure and second pressure sensing that the first pressure sensor 009 detects The pressure of the detection of device 010 simultaneously obtains pressure difference value, meanwhile, the controller will obtain the pressure that the second pressure sensor detects Power is defined as intrinsic pressure；
S220, the controller first pressure and second pressure according to corresponding to each ash bucket are obtained in each ash bucket 001 Average material positionAnd each solid circulating rate is controlled according to the average material position of each ash bucket in the ash bucket group and the pressure difference value The aperture of adjusting means 003 is so that the material position difference of the material position of material is not more than in advance in any two ash bucket 001 in the ash bucket group If threshold value.
Wherein, the step S110 and step S300 execution sequence present invention does not limit, and need to only be held before step S220 Row；Step S110 illustrates in the embodiment shown in fig. 5, repeats no more；Step S220 is step S210 shown in block diagram 6 A kind of embodiment.
It is understood that the controller is examined according to the intrinsic pressure, each first Y type air blowing types anti-block apparatus 101 The pressure of survey, the pressure of each 2nd Y type air blowing types anti-block apparatus 102 detection determine the material position in the ash bucket group in each ash bucket, The pressure that the pressure detected according to the first pressure sensor 009 and the second pressure sensor 010 detect obtains pressure Difference is simultaneously contrasted with default bed pressure drop, obtains comparing result, according to the material position of each ash bucket 001 in the ash bucket group and The comparing result determines the aperture of the Matter Transfer quantity regulating device 003, so that the pressure difference value reaches described default Bed pressure drop, so as to ensure that the operating condition in the purifying column 004 is good, improve the utilization rate of the material.
Incorporated by reference to Fig. 5, the embodiment of the present invention also provides another material level balance control method, and the smoke eliminator is also At least one ash bucket fluidized air blower 011 can be included；It is provided with each ash bucket 001 in the ash bucket group for gleanings The sack cleaner 012 of material, the sidepiece of each ash bucket 001 can be provided with beche 013 and heater in the ash bucket group 014；The outlet of the purifying column 004 is connected by second channel 02 with the entrance of each ash bucket 001 in the ash bucket group；Institute The outlet for stating each ash bucket 001 in ash bucket group is all connected with storehouse pump 015；One end of the air flume 002 is connected to the purification Tower 004；It is provided with outside the air flume 002 to provide the skewed slot fluidized air blower of blast to the purifying column 004 conveying material 016；The ash bucket fluidized air blower 011 is arranged on the bottom of the ash bucket group；The ash bucket fluidized air blower 011 is through each ash bucket bottom Fluidized wind is exported into each ash bucket；The storehouse pump 015 and controller electrical connection；
Methods described can also include：
S110, the controller receive the ash bucket 001 that each first Y type air blowing types anti-block apparatus 101 detects obtained place Interior H1The highly first pressure P at place1And each 2nd Y type air blowing types anti-block apparatus 102 detects H in the ash bucket 001 at obtained place2 The highly second pressure P at place2；
S300, the controller obtain the pressure and second pressure sensing that the first pressure sensor 009 detects The pressure of the detection of device 010 simultaneously obtains pressure difference value, meanwhile, the controller will obtain the pressure that the second pressure sensor detects Power is defined as intrinsic pressure；
S220, the controller first pressure P according to corresponding to each ash bucket 0011With second pressure P2Obtain each ash bucket Average material position in 001And controlled according to the average material position of each ash bucket 001 in the ash bucket group and the pressure difference value each The aperture of Matter Transfer quantity regulating device 003 so that in the ash bucket group in any two ash bucket 001 material position of material material position Difference is not more than predetermined threshold value；
S400, the controller arrange material according to the Level control of determination outside storehouse pump 015.
Wherein, step S110, step S300 and step S220 have been illustrated in Figure 6, and are repeated no more.
It is understood that the controller is according to the average material positionEach material is controlled to follow with the pressure difference value The aperture of circular rector adjusting means 003 is so that the material position difference of the material position of material is little in any two ash bucket 001 in the ash bucket group In predetermined threshold value；The average material position is contrasted with default material position simultaneously, when the average material position reach it is described with it is default During material position, control and arrange material outside the storehouse pump 015 so that material position reduction in the ash bucket 001, makes in any two ash bucket 001 Material position reaches balance faster.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that Other identical element also be present in process, method, article or equipment including the key element.
Each embodiment in this specification is described by the way of related, identical similar portion between each embodiment Divide mutually referring to what each embodiment stressed is the difference with other embodiment.It is real especially for method For applying example, because it is substantially similar to system embodiment, so description is fairly simple, related part is referring to embodiment of the method Part explanation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., are all contained in protection scope of the present invention It is interior.

Claims (10)

  1. A kind of 1. material position balance system, it is characterised in that：Including controller and multiple Y types air blowing type anti-block apparatus；Each Y types Air blowing type anti-block apparatus is separately positioned on the sidepiece of each ash bucket in the ash bucket group of smoke eliminator；Wrapped in the ash bucket group Include at least two ash buckets；The outlet of each ash bucket passes through the first pipeline and the sky of the smoke eliminator in the ash bucket group Gas skewed slot is connected, and at least one Matter Transfer quantity regulating device is mounted on each first pipeline；The controller difference Electrically connected with the Y types air blowing type anti-block apparatus, the Matter Transfer quantity regulating device；
    The controller receives the pressure in each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus detects；
    The pressure that the controller detects according to each Y types air blowing type anti-block apparatus determines the material position and basis of the material in each ash bucket The aperture of each Matter Transfer quantity regulating device of the Level control determined is so that in the ash bucket group in any two ash bucket The material position difference of the material position of material is not more than predetermined threshold value.
  2. 2. material position balance system according to claim 1, it is characterised in that：One first is at least provided with each ash bucket Y type air blowing type anti-block apparatus and a 2nd Y type air blowing type anti-block apparatus；
    The controller is to each ash bucket：The installation site of the first Y type air blowing type anti-block apparatus in the ash bucket and the ash bucket The distance of bottom is the first height H1；The installation site of the 2nd Y type air blowing type anti-block apparatus in the ash bucket and the hopper bottom Distance be the second height H2；The H1Less than the H2；The first Y type air blowing type anti-block apparatus in the ash bucket detects the ash bucket Interior H1The highly first pressure P at place1And send to the controller；The 2nd Y type air blowing types anti-block apparatus detection in the ash bucket should H in ash bucket2The highly second pressure P at place2And send to the controller；The controller is according to the first pressure and described Second pressure obtains the average material position in the ash bucket
    The controller is opened according to each Matter Transfer quantity regulating device of average Level control of each ash bucket in the ash bucket group Spend so that the material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket in the ash bucket group.
  3. 3. material position balance system according to claim 2, it is characterised in that：The material position balance system also includes the first pressure Force snesor and second pressure sensor；The first pressure sensor is arranged on entering for the purifying column of the smoke eliminator At mouthful, the second pressure sensor is arranged on the exit of the purifying column；The first pressure sensor and described second Pressure sensor electrically connects with the controller；
    The controller obtains the pressure of the second pressure sensor detection and obtained pressure is defined as into intrinsic pressure；
    The controller obtains the pressure of the first pressure sensor detection and the pressure of second pressure sensor detection And obtain pressure difference value；
    The controller first pressure and second pressure according to corresponding to the intrinsic pressure, each ash bucket are obtained in each ash bucket Average material positionAnd each solid circulating rate is controlled according to the average material position of each ash bucket in the ash bucket group and the pressure difference value The aperture of adjusting means is so that the material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket in the ash bucket group.
  4. 4. material position balance system according to claim 3, it is characterised in that：The controller passes through formula
    <mrow> <mover> <msub> <mi>H</mi> <mrow> <mi>A</mi> <mi>i</mi> </mrow> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>=</mo> <mfrac> <mn>1</mn> <mn>2</mn> </mfrac> <mrow> <mo>(</mo> <mfrac> <mrow> <msub> <mi>P</mi> <mrow> <mn>1</mn> <mi>i</mi> </mrow> </msub> <mo>+</mo> <msub> <mi>P</mi> <mrow> <mn>2</mn> <mi>i</mi> </mrow> </msub> <mo>-</mo> <mn>2</mn> <mi>P</mi> </mrow> <mrow> <mi>&amp;rho;</mi> <mi>g</mi> </mrow> </mfrac> <mo>+</mo> <msub> <mi>H</mi> <mrow> <mn>1</mn> <mi>i</mi> </mrow> </msub> <mo>+</mo> <msub> <mi>H</mi> <mrow> <mn>2</mn> <mi>i</mi> </mrow> </msub> <mo>)</mo> </mrow> <mo>,</mo> <mi>i</mi> <mo>=</mo> <mn>1</mn> <mo>,</mo> <mn>2</mn> <mo>,</mo> <mo>...</mo> <mo>,</mo> <mi>n</mi> </mrow>
    <mrow> <mover> <msub> <mi>H</mi> <mi>B</mi> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>=</mo> <mfrac> <mrow> <munderover> <mo>&amp;Sigma;</mo> <mrow> <mi>i</mi> <mo>=</mo> <mn>1</mn> </mrow> <mi>n</mi> </munderover> <mover> <msub> <mi>H</mi> <mrow> <mi>A</mi> <mi>i</mi> </mrow> </msub> <mo>&amp;OverBar;</mo> </mover> </mrow> <mi>n</mi> </mfrac> </mrow>
    <mrow> <msub> <mi>k</mi> <mi>i</mi> </msub> <mo>=</mo> <mi>k</mi> <mrow> <mo>(</mo> <mover> <msub> <mi>H</mi> <mrow> <mi>A</mi> <mi>i</mi> </mrow> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>/</mo> <mover> <msub> <mi>H</mi> <mi>B</mi> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>)</mo> </mrow> </mrow>
    The average material position in each ash bucket is calculatedAnd the aperture k of the Matter Transfer quantity regulating device of each ash bucket connectioni；
    Wherein, P is not have the intrinsic pressure at material in the ash bucket group in each ash bucket；ρ is material density；G adds for gravity Speed；For the average value of the average material position in each ash bucket in the ash bucket group；Ash bucket number is n in the ash bucket group；k It is the average aperture for realizing the Matter Transfer quantity regulating device set by default bed pressure drop for the controller.
  5. 5. material position balance system according to any one of claim 1 to 4, it is characterised in that：The smoke eliminator Including purifying column, ash bucket group, air flume and at least one ash bucket fluidized air blower；It is all provided with each ash bucket in the ash bucket group It is equipped with the sack cleaner for collection material, the sidepiece of each ash bucket is mounted on beche and heating in the ash bucket group Device；The entrance that the outlet of the purifying column passes through second channel sack cleaner corresponding with each ash bucket in the ash bucket group Connection；The outlet of each ash bucket is all connected with storehouse pump in the ash bucket group；One end of the air flume is connected to the purifying column； It is provided with outside the air flume to provide the skewed slot fluidized air blower of blast to purifying column conveying material；The ash bucket fluidisation Blower fan is arranged on the bottom of the ash bucket group；The ash bucket fluidized air blower exports fluidisation through each ash bucket bottom into each ash bucket Wind；The storehouse pump and controller electrical connection；
    The controller arranges material according to the Level control of the material in each ash bucket outside the pump of storehouse.
  6. A kind of 6. material level balance control method, it is characterised in that：Applied to material position balance system, the material position balance system includes Controller and multiple Y types air blowing type anti-block apparatus；Each Y types air blowing type anti-block apparatus is separately positioned on smoke eliminator The sidepiece of each ash bucket in ash bucket group；The ash bucket group includes at least two ash buckets；Each ash bucket in the ash bucket group Outlet be connected by the first pipeline with the air flume of the smoke eliminator, be mounted on each first pipeline to A few Matter Transfer quantity regulating device；The controller respectively with the Y types air blowing type anti-block apparatus, the solid circulating rate Adjusting means electrically connects；
    Methods described includes：
    The controller receives the pressure in each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus detects；
    The pressure that the controller detects according to each Y types air blowing type anti-block apparatus determines the material position and basis of the material in each ash bucket The aperture of each Matter Transfer quantity regulating device of the Level control determined is so that in the ash bucket group in any two ash bucket The material position difference of the material position of material is not more than predetermined threshold value.
  7. 7. according to the method for claim 6, it is characterised in that：At least installed in each ash bucket on the smoke eliminator There are a first Y type air blowing type anti-block apparatus and a 2nd Y type air blowing type anti-block apparatus；To each ash bucket：In the ash bucket The installation site of the first Y type air blowing type anti-block apparatus and the distance of the hopper bottom be the first height H1；In the ash bucket The installation site of two Y type air blowing type anti-block apparatus and the distance of the hopper bottom are the second height H2；The H1Less than the H2；
    The controller receives the pressure in each ash bucket in the ash bucket group that each Y types air blowing type anti-block apparatus detects, including：
    Each first Y type air blowing type anti-block apparatus of the controller reception detects H in the ash bucket at obtained place1Highly the first of place Pressure P1And each 2nd Y type air blowing type anti-block apparatus detects H in the obtained ash bucket at place2The highly second pressure P at place2；
    The pressure that the controller detects according to each Y types air blowing type anti-block apparatus determines the material position and basis of the material in each ash bucket The aperture of each Matter Transfer quantity regulating device of the Level control determined is so that in the ash bucket group in any two ash bucket The material position difference of the material position of material is not more than predetermined threshold value, including：
    The controller first pressure and second pressure according to corresponding to each ash bucket obtain the average material position in each ash bucketAnd According to the aperture of each Matter Transfer quantity regulating device of the average Level control of each ash bucket in the ash bucket group so that the ash bucket The material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket in group.
  8. 8. according to the method for claim 7, it is characterised in that：The material position balance system also includes first pressure sensor With second pressure sensor；The first pressure sensor is arranged on the porch of the purifying column of the smoke eliminator, institute State the exit that second pressure sensor is arranged on the purifying column；The first pressure sensor and second pressure sensing Device electrically connects with the controller；Methods described also includes：
    The controller obtains the pressure of the second pressure sensor detection and obtained pressure is defined as into intrinsic pressure；
    The controller obtains the pressure of the first pressure sensor detection and the pressure of second pressure sensor detection And obtain pressure difference value；
    The controller first pressure and second pressure according to corresponding to the intrinsic pressure, each ash bucket are obtained in each ash bucket Average material positionAnd the aperture of each Matter Transfer quantity regulating device of average Level control according to each ash bucket in the ash bucket group So that the material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket in the ash bucket group, including：
    The controller first pressure and second pressure according to corresponding to each ash bucket obtain the average material position in each ash bucketAnd Opening for each Matter Transfer quantity regulating device is controlled according to the average material position of each ash bucket in the ash bucket group and the pressure difference value Spend so that the material position difference of the material position of material is not more than predetermined threshold value in any two ash bucket in the ash bucket group.
  9. 9. according to the method for claim 8, it is characterised in that：Controller first pressure according to corresponding to each ash bucket The average material position in each ash bucket is obtained with second pressureIt is and each according to the average Level control of each ash bucket in the ash bucket group The aperture of Matter Transfer quantity regulating device is so that the material position difference of the material position of material is little in any two ash bucket in the ash bucket group In predetermined threshold value, including：
    The controller passes through formula
    <mrow> <mover> <msub> <mi>H</mi> <mrow> <mi>A</mi> <mi>i</mi> </mrow> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>=</mo> <mfrac> <mn>1</mn> <mn>2</mn> </mfrac> <mrow> <mo>(</mo> <mfrac> <mrow> <msub> <mi>P</mi> <mrow> <mn>1</mn> <mi>i</mi> </mrow> </msub> <mo>+</mo> <msub> <mi>P</mi> <mrow> <mn>2</mn> <mi>i</mi> </mrow> </msub> <mo>-</mo> <mn>2</mn> <mi>P</mi> </mrow> <mrow> <mi>&amp;rho;</mi> <mi>g</mi> </mrow> </mfrac> <mo>+</mo> <msub> <mi>H</mi> <mrow> <mn>1</mn> <mi>i</mi> </mrow> </msub> <mo>+</mo> <msub> <mi>H</mi> <mrow> <mn>2</mn> <mi>i</mi> </mrow> </msub> <mo>)</mo> </mrow> <mo>,</mo> <mi>i</mi> <mo>=</mo> <mn>1</mn> <mo>,</mo> <mn>2</mn> <mo>,</mo> <mo>...</mo> <mo>,</mo> <mi>n</mi> </mrow>
    <mrow> <mover> <msub> <mi>H</mi> <mi>B</mi> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>=</mo> <mfrac> <mrow> <munderover> <mo>&amp;Sigma;</mo> <mrow> <mi>i</mi> <mo>=</mo> <mn>1</mn> </mrow> <mi>n</mi> </munderover> <mover> <msub> <mi>H</mi> <mrow> <mi>A</mi> <mi>i</mi> </mrow> </msub> <mo>&amp;OverBar;</mo> </mover> </mrow> <mi>n</mi> </mfrac> </mrow>
    <mrow> <msub> <mi>k</mi> <mi>i</mi> </msub> <mo>=</mo> <mi>k</mi> <mrow> <mo>(</mo> <mover> <msub> <mi>H</mi> <mrow> <mi>A</mi> <mi>i</mi> </mrow> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>/</mo> <mover> <msub> <mi>H</mi> <mi>B</mi> </msub> <mo>&amp;OverBar;</mo> </mover> <mo>)</mo> </mrow> </mrow>
    The average material position in each ash bucket is calculatedAnd the aperture k of the Matter Transfer quantity regulating device of each ash bucket connectioni；
    Wherein, P is not have the intrinsic pressure at material in the ash bucket group in each ash bucket；ρ is material density；G adds for gravity Speed；For the average value of the average material position in each ash bucket in the ash bucket group；Ash bucket number is n in the ash bucket group；k It is the average aperture for realizing the Matter Transfer quantity regulating device set by default bed pressure drop for the controller；
    The controller is according to the kiThe aperture of each Matter Transfer quantity regulating device is controlled so that any two in the ash bucket group The material position difference of the material position of material is not more than predetermined threshold value in ash bucket.
  10. 10. the method according to any one of claim 6 to 9, it is characterised in that：The smoke eliminator includes purification Tower, ash bucket group, air flume and at least one ash bucket fluidized air blower；It is provided with and is used in each ash bucket in the ash bucket group The sack cleaner of collection material, the sidepiece of each ash bucket is mounted on beche and heater in the ash bucket group；It is described net The outlet for changing tower is connected by second channel with the corresponding sack cleaner entrance of each ash bucket in the ash bucket group；The ash The outlet of each ash bucket is all connected with storehouse pump in bucket group；One end of the air flume is connected to the purifying column；The air is oblique It is provided with outside groove to provide the skewed slot fluidized air blower of blast to purifying column conveying material；The ash bucket fluidized air blower is arranged on The bottom of the ash bucket group；The ash bucket fluidized air blower exports fluidized wind through each ash bucket bottom into each ash bucket；The storehouse pump Electrically connected with the controller；
    Methods described also includes：
    The controller arranges material according to the Level control of the material in each ash bucket outside the pump of storehouse.
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