CN204523352U - Bed spray control system - Google Patents
Bed spray control system Download PDFInfo
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- CN204523352U CN204523352U CN201520183102.1U CN201520183102U CN204523352U CN 204523352 U CN204523352 U CN 204523352U CN 201520183102 U CN201520183102 U CN 201520183102U CN 204523352 U CN204523352 U CN 204523352U
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Abstract
The utility model provides a kind of bed spray control system, it comprises temperature of charge error sensing module, EAT adjustment module and the atomizing module automatically regulated according to temperature of charge, described, the material bin of EAT adjustment module is connected with the output of atomizing module, the output of described material bin is connected with the input of atomizing module by temperature of charge error sensing module, between described atomizing module and temperature of charge error sensing module, PID adjustment module of spraying is set, described atomizing module comprises whitewashing and regulates branch road and atomizing pressure to regulate branch road, can according to the actual evaporation ability dynamic adjustments atomize of fluid bed, give full play to equipment performance, adjustment process does not need manual intervention, realize technological parameter reproduction and high efficiency mass production.
Description
Technical field
The utility model relates to control field, particularly a kind of bed spray control system.
Background technology
The operating experience of existing spraying control program heavy dependence operating personnel, according to the real-time evaporability manual adjustment spray pump flow of fluidised bed granulator and the convenient pressure of spray gun atomization, tunes up whitewashing amount when fluidized bed evaporation ability is strong; And reduce whitewashing amount when fluidized bed evaporation ability reduces or suspend spraying.Manual adjustment spraying system duty easily produces toning or less stress phenomenon thus causes substandard product, can not play the largest production efficiency of fluid bed, requires very high to operating personnel.
Utility model content
In order to overcome above technical deficiency, the utility model provides a kind of bed spray control system.
The utility model provides a kind of bed spray control system, it atomizing module comprising temperature of charge error sensing module, EAT adjustment module and automatically regulate according to temperature of charge, described, the material bin of EAT adjustment module is connected with the output of atomizing module, the output of described material bin is connected with the input of atomizing module by temperature of charge error sensing module, arrange PID adjustment module of spraying between described atomizing module and temperature of charge error sensing module, described atomizing module comprises whitewashing and regulates branch road and atomizing pressure to regulate branch road.
Described whitewashing regulates branch road to comprise the whitewashing linearization block for inputting spouting velocity/flow upper and lower limit, PID adjustment module of whitewashing and spray pump, arrange spouting velocity/flow measuring probe between described spray pump and whitewashing PID adjustment module, described spouting velocity/flow measuring probe is connected by the input of adder-subtracter with whitewashing PID adjustment module with whitewashing linearization block.
Described atomizing pressure adjustment branch road comprises atomization linearization block, atomization PID adjustment module, pressure regulator valve for inputting atomizing pressure upper and lower limit, arrange atomizing pressure transmitter between the output of described pressure regulator valve and atomization PID adjustment module, described atomizing pressure transmitter is connected with atomization PID adjustment module by adder-subtracter with atomization linearization block.
Described pressure regulator valve adopts pressure proportioning valve.
Described EAT adjustment module comprises EAT setting apparatus, EAT PID adjustment module, heater, wind inlet section and material bin, be provided with EAT sensor between described wind inlet section and EAT PID adjustment module, described EAT sensor is connected with EAT PID adjustment module by adder-subtracter with EAT setting value.
Described temperature of charge error sensing module comprises temperature of charge sensor and temperature of charge setting apparatus, obtains actual temperature of charge error amount by adder-subtracter, and is connected with spraying PID adjustment module.
The beneficial effect of utility model is: can according to the actual evaporation ability dynamic adjustments atomize of fluid bed, and give full play to equipment performance, adjustment process does not need manual intervention, realizes technological parameter reproduction and high efficiency mass production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As shown in Figure 1, the utility model provides a kind of bed spray control system, it comprises temperature of charge error sensing module, EAT adjustment module and the atomizing module automatically regulated according to temperature of charge, described, the material bin of EAT adjustment module is connected with the output of atomizing module, the output of described material bin is connected with the input of atomizing module by temperature of charge error sensing module, between described atomizing module and temperature of charge error sensing module, the PID adjustment module K1 that sprays is set, described atomizing module comprises whitewashing and regulates branch road and atomizing pressure to regulate branch road.
Described whitewashing adjustment branch road comprises whitewashing linearization block K2, whitewashing PID adjustment module K4 and spray pump M1 for inputting spouting velocity/flow upper and lower limit, between described spray pump M1 and whitewashing PID adjustment module K4, spouting velocity/flow measuring probe T2 is set, described spouting velocity/flow measuring probe T2 is connected by the input of adder-subtracter with whitewashing PID adjustment module K4 with whitewashing linearization block K2, spouting velocity/flow is regulated according to temperature of charge error automatically by system, and adopts the output speed of whitewashing PID adjustment module K4 closed-loop control spray pump.If slurries have good adjustability, whitewashing regulates branch road also can be reduced to open loop control mode.
Being provided with D/A converter between described whitewashing PID adjustment module K4 and spray pump M1, for changing the data that whitewashing PID adjustment module K4 produces, realizing the Linear Control to spray pump M1.
Described atomizing pressure adjustment branch road comprises atomization linearization block K3, atomization PID adjustment module K5, pressure regulator valve for inputting atomizing pressure upper and lower limit, arrange atomizing pressure transmitter T4 between the output of described pressure regulator valve and atomization PID adjustment module K5, described atomizing pressure transmitter T4 is connected with atomization PID adjustment module K5 by adder-subtracter with atomization linearization block K3.
Described pressure regulator valve adopts pressure proportioning valve V1, pressure proportioning valve V1 is adopted to replace original manual pressure regulating valve, and increase atomization PID adjustment module K5 adjustment atomizing pressure, spray gun state can be adjusted by automatic synchronization when slurry velocity/flow changes, ensure atomizing effect.
Wherein whitewash linearization block K2, atomization linearization block K3 by set-point linearly rule from set-point bound scope converting into target bound scope, in order to ensure system stability in extreme circumstances. its computing formula is: linearisation output=(set-point-set-point lower limit) ÷ (the set-point upper limit-set-point lower limit) × (target upper limit-target lower limit)+target lower limit.Under default situations, the bound scope of set-point is: 0.0 ~ 1.0.
Described EAT adjustment module comprises EAT setting apparatus, EAT PID adjustment module, heater, wind inlet section and material bin, be provided with EAT sensor between described wind inlet section and EAT PID adjustment module, described EAT sensor is connected with EAT PID adjustment module by adder-subtracter with EAT setting value.
Described temperature of charge error sensing module comprises temperature of charge sensor T5 and temperature of charge setting apparatus, obtains actual temperature of charge error amount by adder-subtracter, and is connected with spraying PID adjustment module K1.
Adopt real-time temperature of charge error as the adjustment foundation of spraying system, increase spraying PID module K1 Dynamic controlling spraying system state, in spray process, temperature of charge keeps constant automatically.
Embodiment should not be considered as restriction of the present utility model, but any improvement done based on spirit of the present utility model, all should within protection domain of the present utility model.
Claims (6)
1. a bed spray control system, it is characterized in that: it comprises temperature of charge error sensing module, EAT adjustment module and the atomizing module automatically regulated according to temperature of charge, described, the material bin of EAT adjustment module is connected with the output of atomizing module, the output of described material bin is connected with the input of atomizing module by temperature of charge error sensing module, PID adjustment module (K1) of spraying is set between described atomizing module and temperature of charge error sensing module, described atomizing module comprises whitewashing and regulates branch road and atomizing pressure to regulate branch road.
2. bed spray control system according to claim 1, it is characterized in that, described whitewashing regulates branch road to comprise the whitewashing linearization block (K2) for inputting spouting velocity/flow upper and lower limit, whitewash PID adjustment module (K4) and spray pump (M1), arrange spouting velocity/flow measuring probe (T2) between described spray pump (M1) and whitewashing PID adjustment module (K4), described spouting velocity/flow measuring probe (T2) is connected by the input of adder-subtracter with whitewashing PID adjustment module (K4) with whitewashing linearization block (K2).
3. bed spray control system according to claim 1, it is characterized in that, described atomizing pressure regulates branch road to comprise atomization linearization block (K3) for inputting atomizing pressure upper and lower limit, atomization PID adjustment module (K5), pressure regulator valve, arrange atomizing pressure transmitter (T4) between the output of described pressure regulator valve and atomization PID adjustment module (K5), described atomizing pressure transmitter (T4) is connected with atomization PID adjustment module (K5) by adder-subtracter with atomization linearization block (K3).
4. bed spray control system according to claim 3, is characterized in that, described pressure regulator valve adopts pressure proportioning valve (V1).
5. bed spray control system according to claim 1, it is characterized in that, described EAT adjustment module comprises EAT setting apparatus, EAT PID adjustment module, heater, wind inlet section and material bin, be provided with EAT sensor between described wind inlet section and EAT PID adjustment module, described EAT sensor is connected with EAT PID adjustment module by adder-subtracter with EAT setting value.
6. bed spray control system according to claim 1, it is characterized in that, described temperature of charge error sensing module comprises temperature of charge sensor (T5) and temperature of charge setting apparatus, obtain actual temperature of charge error amount by adder-subtracter, and be connected with spraying PID adjustment module (K1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183102.1U CN204523352U (en) | 2015-03-30 | 2015-03-30 | Bed spray control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183102.1U CN204523352U (en) | 2015-03-30 | 2015-03-30 | Bed spray control system |
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| CN204523352U true CN204523352U (en) | 2015-08-05 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512772A (en) * | 2016-11-30 | 2017-03-22 | 无锡甜丰食品有限公司 | Spray atomizing and mixing method for syrup production |
| CN110508411A (en) * | 2019-08-26 | 2019-11-29 | 广东创智智能装备有限公司 | A kind of powder electrostatic coating equipment and its coating process |
| CN111544141A (en) * | 2020-05-13 | 2020-08-18 | 李平 | Intelligent porcelain device on artificial tooth |
| CN111544142A (en) * | 2020-05-13 | 2020-08-18 | 王怀远 | Intelligent false tooth manufacturing method |
-
2015
- 2015-03-30 CN CN201520183102.1U patent/CN204523352U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512772A (en) * | 2016-11-30 | 2017-03-22 | 无锡甜丰食品有限公司 | Spray atomizing and mixing method for syrup production |
| CN110508411A (en) * | 2019-08-26 | 2019-11-29 | 广东创智智能装备有限公司 | A kind of powder electrostatic coating equipment and its coating process |
| CN111544141A (en) * | 2020-05-13 | 2020-08-18 | 李平 | Intelligent porcelain device on artificial tooth |
| CN111544142A (en) * | 2020-05-13 | 2020-08-18 | 王怀远 | Intelligent false tooth manufacturing method |
| CN111544142B (en) * | 2020-05-13 | 2022-01-07 | 深圳市固特福精密科技有限公司 | Intelligent false tooth manufacturing method |
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