CN102200334A - Water spray humidification control method for clean room and humidification control system - Google Patents
Water spray humidification control method for clean room and humidification control system Download PDFInfo
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- CN102200334A CN102200334A CN2010101489676A CN201010148967A CN102200334A CN 102200334 A CN102200334 A CN 102200334A CN 2010101489676 A CN2010101489676 A CN 2010101489676A CN 201010148967 A CN201010148967 A CN 201010148967A CN 102200334 A CN102200334 A CN 102200334A
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Abstract
The invention relates to a water spray humidification control method for clean room and a humidification control system, relating to a water spray humidification control method for clean room and a humidification control system, in which a nozzle which can refine spray water particles is directly arranged inside the clean room, a humidity sensor used for monitoring/controlling the humidity change of the clean room is arranged in the clean room, and a control part which can control above subassemblies is constructed, to keep the humidity inside the clean room according to the target humidity. The humidity of the clean room is measured, when the humidity inside the clean room drops and humidification is needed, the humidification nozzle is utilized to directly and finely spray the volume to be humidified to the clean room, so as to directly control the humidity inside the clean room, when compared with the existing steam humidification way, the humidity inside the clean room can be controlled stably; besides the humidification effect by spraying water, cooling effect also can be obtained, therefore the energy cost for operating the boiler for humidification is saved, and the loads of the refrigerator are reduced.
Description
Technical field
The present invention relates to toilet's water spray humidifying controlling method and humidification control system, more specifically, but the nozzle that relates to the fine spray water particle directly is arranged at inside, toilet, and will be used to monitor/control that the detection humidity sensor that toilet's humidity changes is arranged at the toilet, and constitute the control part that to control said modules, in order to keep the toilet's water spray humidifying controlling method and the humidification control system of toilet's interior humidity according to target humidity.
Background technology
At first, the toilet instigates the interior airborne particles floating of certain space to have regulation particle diameter, the following cleannes of regulation numerical value, keep the cleannes of the regulation that is supplied to the material produced in above-mentioned space, medicine, gas, water etc. by provisioning tools, and the space that environmental conditions such as temperature, humidity, pressure, air-flow, noise, vibration are managed.
For safeguarding above-mentioned toilet, need: (1) blows pure air to inside, toilet; (2) keep toilet inner required temperature, humidity and room pressure; (3) prevent that particulate from flowing into inside, toilet; (4) prevent the inner particulate that produces in toilet; (5) prevent that particulate accumulation is inner and remove rapidly when taking place in the toilet.
For safeguarding that above-mentioned toilet need use air regulator, and the above-mentioned effect that is referred to as the device of air regulator comprises two aspects: at first, make toilet's pressure inside keep the state that is higher than external pressure, thereby prevent that foreign matter from flowing into, and plays the effect of keeping malleation; Secondly, keep temperature and humidity certain in the toilet all the time, play the effect that makes the air that is supplied to inside, toilet keep certain temperature and moisture content amount all the time for change (four seasons, dry season, rainy season) at external temperature, humidity.
Generally speaking, humidification is to point to the effect that increases raising humidity such as steam in the air, and humidification method roughly is divided into steam humidification, evaporation humidification, water spray humidification etc.
The steam humidification mode is that water is heated after the phase change that produces vapor form, be sprayed to the mode that obtains the humidification effect in the air, have because of its enthalpy height, absorb easily to airborne advantage, it is few that space constraints is set, be widely used in extensive humidification apparatus facility, but have the big shortcoming of interior energy resource consumption.
The evaporation humidification method is by in air flows high fiber or the packing material of absorbability that flooded water being set, thereby makes the mode of water evaporates, has the part that makes rotary body to rotate being connected under the state of water, thus evaporate the water rotary; Utilize capillary type capillaceous; And spread water and make drop mode that air passes through etc. to humidification packing material top, air regulator is inner to be used though be arranged at, and being unfavorable for extensive humidification control needs heating energy source, therefore only could use when used heat is arranged.
The water spray humidification method be directly with water spray to airborne mode, the water spray by will atomizing obtains the mode of humidification effect and heat insulation cooling effect, favourable centrifugation of rotating at a high speed with motor to air; Utilize the mode of nozzle spray; And use the supersonic generator utilize crystal oscillator in air, to emit the ultrasonic wave mode etc. of the water particle of particulate.Though the water spray humidification method is the fine spray water particle,, need a certain amount of heat of vaporization in order to absorb to air, has the shortcoming that its soak time is longer than steam humidification, therefore, be used for the toilet when inner, Qi Hua the water particle ceiling filter of will getting wet does not cause pollution.In addition, consider its economy, be used for small-scale humidifications such as family mostly.
In above-mentioned humidification method, consider and to guarantee big capacity humidification amount, the convenience of maintenance and the reliability of humidification that the humidification method that generally is used for the toilet is the steam humidification mode that air is transferred machine intimate.As shown in Figure 1, be used for the air regulator 30 of steam humidification, comprise: the various types of filters 33,38 that are used for removing the air foreign matter that respectively are arranged at the air regulator entrance and exit; For warming and humidification are connected in the heating coil 35 of boiler 32 and are used for the humidifier 36 of humidification; The cooling coil 34 that is connected in refrigerator 31 for the cooling and the dehumidification in summer; Pressure fan 37; Thereby to winter, utilize heating coil 35 to carry out heat exchange by starting boiler 32, and in the toilet, supply structure through the air of humidification by starting humidifier 36, but since the rising of fuel cost, the high operating cost of heating load needs of the boiler 32 of humidifier.
There is the problem that steam need consume a large amount of expenses that produces in above-mentioned steam humidification mode.
In addition, carry out central controlled mode in air regulator 30 inside, therefore, be unfavorable for even moisture distribution, can not evenly control the humidity of the zones of different of inside, toilet in toilet's inner sustain zones of different because of adopting.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art and a kind of toilet water spray humidifying controlling method and humidification control system are provided, it is by being provided with the humidification nozzle that carries out fine spray easily to the circulating air that flows in inside, toilet by difference control group, thereby the required moisture of the different control groups of can accurately spraying, realize stable water spray mode humidification control, and by interval, air channel water spray is set and adds wet end in the toilet, guarantee enough absorption distance, prevent the phenomenon that water particle is got the ceiling filter wet, in addition, respectively add wet end by segmentation, make different control groups add wet end controlled humidity separately, realize respectively adding the target humidity of wet end difference control group.
Another object of the present invention is to, a kind of toilet water spray humidifying controlling method and humidification control system are provided, it is in the toilet of need accurately control temperature and humidity, satisfy the purpose of cooling off air and humidification simultaneously by direct spray water, and realize high efficiency by outstanding target control performance.
In order to achieve the above object, the invention provides a kind of toilet water spray humidification control system, comprising: the humidity acquisition sensor, in the toilet, accurately grasp different controls and organize required moisture content amount; Water spray adds wet end, is arranged in the toilet, and is the water of humidification spray particles state to the toilet that required amount of moisture is accurately vaporized; Water supply line and compressed air piping add wet end supply water and air to water spray; Control part based on the signal of above-mentioned humidity acquisition sensor and the calculating by microprocessor, calculates from now on that humidity changes, thereby reaches target humidity fast.
For achieving the above object, the invention provides a kind of toilet water spray humidifying controlling method, comprising: by being arranged at the humidity sensor in each control group, the step that the humidity of the circulating air of identification inflow toilet inner control group changes; The humidity of above-mentioned humidity sensor identification is sent to the step of the control part of each control group; Calculate by control part based on the signal that is sent to, judge humidification whether step the control group; Start the step of the spray water that adds wet end supply atomizing according to humidification requirement; The above-mentioned step that is received and control by central computer by the humidity information of different control groups.
Toilet of the present invention water spray humidifying controlling method and humidification control system, survey the humidity of toilet, when the decline of the humidity in the toilet needs humidification, utilize the humidification nozzle with the direct fine spray of required humidification amount to the toilet, thereby can directly control the humidity in the toilet, than existing steam humidification mode, can stably control the humidity in the toilet rapidly, except that the humidification effect of utilizing spray water, also can obtain cooling effect, therefore, have and save the required boiler operation energy expenditure of humidification, reduce the effect of the load of refrigerator.
Description of drawings
Fig. 1 is toilet's generalized schematic of existing steam humidification mode;
Fig. 2 is toilet's generalized schematic of water spray humidification method of the present invention;
Fig. 3 is factory's toilet's general view that toilet of the present invention water spray humidification control system is set;
Fig. 4 is the control structure figure of toilet of the present invention water spray humidification control system;
Fig. 5 a adds wet end overall package figure for water spray mode of the present invention;
Fig. 5 b partly separates schematic diagram for water spray mode humidification of the present invention;
The summary operation profile figure of Fig. 5 c water spray mode of the present invention Venturi meter humidification nozzle;
Fig. 5 d adds the manifold profile of the extrusion molding of wet end for water spray mode of the present invention;
Fig. 5 e adds the water level aqua storage tank profile of wet end for water spray mode of the present invention;
Fig. 6 a, 6b be second embodiment of the invention application of pressure formula nozzle add the wet end schematic diagram, when nozzle is closed and the longitudinal sectional drawing during water spray;
Fig. 7 a, 7b are moisture curve figure in moisture curve figure and the embodiment of the invention toilet in the existing toilet;
Fig. 8 is the water spray humidifying controlling method flow path block figure of toilet of the present invention.
The specific embodiment
Below, in conjunction with the accompanying drawings toilet of the present invention water spray humidifying controlling method and humidification control system are elaborated.
Before this; the term and the word that are used for this specification and claims book; its explanation can not be followed usually or the limited meaning in the dictionary; and invention artificially illustrates the invention of oneself with best mode; can suitably define the notion of term in principle, thereby need to explain with the meaning that meets the technology of the present invention thought and notion.
Therefore, the embodiment in this specification only is a preferred embodiment of the present invention with the structure that is shown in accompanying drawing, but not represents whole technological thought of the present invention, therefore, need be interpreted as the equivalent and the distortion example of various alternative the foregoing descriptions.
According to the caloric value of the production equipment that is arranged at inside, toilet or the variations in flow that various device causes is set, has certain deviation by zones of different in the temperature of the air of toilet's inner loop.Unbalanced dry cooling coil 40 controls that utilization are arranged at the interval, air channel of such temperature, above-mentioned dry cooling coil 40 segments the control group at regular intervals in the interval, air channel and controls and manage, and above-mentioned dry cooling coil 40 is generally the heat exchanger of radiating tube form, play with air contacting, to clammy effects but such as air carry out through the super-dry cooling coil.
Toilet of the present invention water spray humidification control device and humidification control system, constitute a control group with the temperature control group of above-mentioned dry cooling coil, thereby realize controlling by the target temperature of dry cooling coil by the difference control group in the toilet, and by target humidity control of the present invention, and, certain target temperature and humidity are kept in the unification of whole toilet by enlarging above-mentioned small-scale control group.
Toilet of the present invention water spray humidifying controlling method comprises: by being arranged at the humidity sensor in the control group, the step that the humidity of the circulating air of identification inflow toilet inner control group changes; The humidity of above-mentioned humidity sensor identification is sent to the step of the control part of each control group; Calculate by control part based on the signal that is sent to, judge humidification whether step the control group; Start the step of the spray water that adds wet end supply atomizing according to humidification requirement; The above-mentioned step that is received and control by central computer by the humidity information of different control groups.
Below, in conjunction with the accompanying drawings the embodiment of the invention is elaborated.
Extremely shown in Figure 4 as Fig. 2, first embodiment of the invention water spray humidification control system A, in order to the circulating air humidity in the control toilet 50, and the 50 right a plurality of little control group C of above-mentioned toilet constitute.Though the difference of size is arranged, and in the present embodiment, the air channel length of each control group C is about about 10m, and according to the overall size of toilet, above-mentioned control group C prolongs several according to size or dozens of forms a whole toilet 50.
By each control group C, discern by humidity sensor 22 after the humidity variation of the circulating air that flows into the toilet in the control group C, the humidity amount of identification is sent to control part 21, and above-mentioned control part 21 is based on the humidity variation output result of calculation of identification, to reach the optimum target damp condition fast, thereby accurately supply not enough moisture in the control group C by adding wet end 10, wherein, control part 21 is its core with adding wet end 10.
As shown in Figure 4, the control part 21 of above-mentioned control group C links to each other with the control part 21 of adjacent control group C, so that exchange control signal, and each control part 21 is connected in central computer B, thereby the real-time moisture condition that makes above-mentioned central computer B grasp each control group C changes, and each control part is carried out individual management.
First embodiment of the invention water spray humidification control system A comprises: add wet end 10, be arranged at interval, air channel 41; Humidity sensor 22 monitors that the humidity of toilet changes; Control group C is provided with control part 21, its receive the output signal of humidity sensor 22 and indicate in the toilet 50 the humidification work that adds wet end 10 whether; Central computer B is connected in each control part 21 of above-mentioned control group C.
The above-mentioned wet end 10 that adds, be arranged at the interval, air channel 41 of each control group C in inside, toilet, directly utilize nozzle that water is atomized and sprays, thereby realize vaporization completely, and the condensation image that reduces works to greatest extent and caused, guarantee the distance of vaporizing to greatest extent.
The above-mentioned wet end 10 that adds comprises: nozzle 18, finish atomizing and spraying to water; Manifold 11, the compressed air of supply nozzle and water; Water level aqua storage tank 13 is kept the certain altitude of water; Magnetic valve 14 is according to the signal repetition on-off action of control part 21; And each spray water supply pipe and compressed air supply pipe 16,17.
In the present embodiment, be provided with 5 nozzles 18 respectively adding wet end 10.Said nozzle is selected the hybrid mode nozzle 18 of spraying according to compressed air suction spray water for use.In addition, in the one side of manifold 11, be provided for preserving the water level aqua storage tank 13 of spray water.The above-mentioned manifold 11 that is provided with a plurality of nozzles 18 can utilize aluminum extruded moulding to form, and is cut to certain-length as required and uses it.Shown in Fig. 5 d, the section of above-mentioned manifold 11 by spray water supply pipe 11c be used to supply compressed-air actuated compressed air supply orifice 11d and form one, in addition, is made of main body 11a and cover 11b, and inserts cover 11b from the side and finish assembling.Space 11e between main body and the cover inserts the electric wire that is used for to magnetic valve supply power supply.
Fig. 5 e is for being used for water level aqua storage tank 13 of the present invention.Aqua storage tank roughly is made of aqua storage tank lid 13a, gas fish glue 13b and aqua storage tank main body 13c.On aqua storage tank lid 13a top, connect the water supply pipe 13h that is used to supply water, run through the water elongated pore 13g that forms the water that supply is fed to downwards, and in the lower end of above-mentioned water elongated pore 13g, the current of the soft rubber material 13i that portals is arranged.Needle-valve guiding part 13e centers on needle-valve 13f, and guides moving up and down of needle-valve 13f.Gas fish glue 13b is arranged at above-mentioned aqua storage tank lid 13a and aqua storage tank main body 13c inside, and gas fish glue 13b and needle-valve 13f that air is housed contact.Above-mentioned aqua storage tank 13, when not having nozzle spray, the current 13i that portals is blocked on the needle-valve 13f upwards top of fish glue 13b buoyancy of being bullied, thereby does not have the supply of water; And at water when the nozzle spray, gas fish glue 13b and needle-valve 13f move down, the open current 13i that portals, thereby the slit supply water by therebetween.By above-mentioned principle, can keep certain water level all the time, and supply is equivalent to the water of the amount of being sprayed.The above-mentioned wet end 10 that adds is arranged at interval, air channel 41, thereby guarantees that easily the spray water fine spray is afterwards until the distance of vaporizing fully more than the required minimum 4m.
Shown in Fig. 6 a, 6b, the pressurized nozzles of second embodiment of the invention application of pressure mode.The nozzle of aforesaid way, feed pipe can be connected directly to add wet end 10 ', different with the nozzle mode that is applied to first embodiment, need not the effect of water level aqua storage tank, add wet end 10 ' structure thereby simplify.
Be applied to the pressuring method nozzle 50 of above-mentioned second embodiment, the pin 52 that drives up and down by spring 51 is set in the central, the one side is connected with the compressed air hose 17 ' of magnetic valve 14 ', opposite side connects water supply pipe 16 ', thereby when magnetic valve 14 ' stops compressed air, because of pin 52 by spring 51 resiliency supported to the place ahead, thereby close closed pore 56, but at magnetic valve 14 ' open compressed air hose, then the through-hole section 57 of compressed air flow nozzle causes pin 52 to retreat, thereby open bore 56 and injection water, meanwhile, by compressed-air actuated injection, make water become the drop state and spray.Above-mentioned pressurization part 10 ' need not the function of the essential water level aqua storage tank 13 of Venturi meter mode nozzle, can simplify the damping device structure, realizes more economic apparatus structure.In the structure of above-mentioned second embodiment, give the part mark subscript symbol identical with the structure of first embodiment.
Fig. 5 a is the generalized schematic of water spray humidification control device in one embodiment of the invention toilet.One embodiment of the invention humidification control device 10 comprises: control part 21 possesses the control panel that is made of microprocessor and various output/input terminal; Humidity sensor 22 is arranged in the above-mentioned toilet; And add wet end 10, according to the command injection spray water of above-mentioned control part 21.The microprocessor 21a of control part 21 calculates the signal of telecommunication from the expression humidity value of humidity sensor 22 input, with P, I, the D control of carrying out ratio, integration, differential.PID control is meant proportion control, integration control and differential control, reaches the control mode that desired value is carried out fast for making the control result, is the mode of widely using usually.In addition, except that the calculating in microprocessor 21a, also comprise output control function, the result of calculation value is subdivided into 5 steps, and transmit electricity output to magnetic valve 14 as drive unit.In the present embodiment, only result of calculation is divided into 5 steps, but, then more improves the humidity control performance if will further segment to tens of and even hundreds of steps.
As everyone knows, magnetic valve 14 is the device of electrical operation, is used for closing fully or complete open fluid or gas flow, generally as the substitute of manually-operated gate, uses in the occasion that is needing Long-distance Control.If logical powering on, then solenoid will produce very strong magnetic force and lift the steel plunger, and the hole with open valve of closing at ordinary times makes liquid or gas flow.
Fig. 8 is one embodiment of the invention water spray humidifying controlling method flow path block figure.From flow process, as can be known, utilize humidity sensor 22 to survey the current moisture condition of toilets and provide in signal of telecommunication mode.Then, with above-mentioned current humidity value and default goal-setting value, the PID that is carried out ratio, integration, differential by the microprocessor 21a of control part 21 calculates and the output calculated value, so that fast and stable ground reaches target humidity.Be divided into 5 steps according to aforementioned calculation result's output area afterwards and export the signal of telecommunication to magnetic valve.When needing to regulate humidity, according to the size of result of calculation output, open magnetic valve 14 starts the humidification nozzle and begins to supply moisture; And when not needing to regulate humidity, close the operation of magnetic valve 14 constraint humidification nozzles, stop the moisture supply.The required damp condition in toilet is kept in the final like this humidification nozzle that the adds wet end 10 18 control moisture supplies by being arranged at inside, toilet.Above-mentioned control is calculated, can be according to the performance of microprocessor, carry out several and even tens of inferior a second.
Based on said process, testing equipment of the present invention is set in actual toilet and has implemented about one month Performance Evaluation, its result changes with the humidity of Fig. 7 a and Fig. 7 b and represents.Above-mentioned test is implemented in target humidity is 50% toilet, and shown in Fig. 7 a and Fig. 7 b, the measuring transducer of relative humidity is identical relative humidity sensor, under the situation that does not change sensing station, measures the relative humidity variations of different humidification methods.
Fig. 7 a is the moisture curve figure of existing steam humidification mode, and transverse axis is time (from 12.15 days to 12.22 days), and the longitudinal axis is a relative humidity.Like this, existing relative humidity variations, show 50～55% scopes about 5% within the change curve that deviation takes place and controlled.
Fig. 7 b measures between 1.14 days from 12.22 days to next year for relative humidity variations curve map in the toilet that uses toilet of the present invention water spray humidification method.Shown in curve map, show stable humidity in about 1% scope of relative humidity between 50～51% and change.Therefore, water humidification method of the present invention is than existing mode, can stablize controlled humidity and change, and by direct water spray, obtain to save the energy and etc. clammy but effect.
Therefore, toilet of the present invention water spray humidifying controlling method and humidification control system can be provided with various relative humidity targets, thereby keep required relative humidity according to the difference in toilet's internal environment or zone.
Industrial applicibility
Toilet of the present invention water spray humidifying controlling method and humidification control system can be considered in general manufacturing process and repeatedly make like products, and utilize the product of manufacturing repeatedly to carry out control method, therefore, are the inventions that possesses industrial applicibility.
Claims (6)
1. toilet's water spray humidifying controlling method comprises:
Each control group is discerned the step of the humidity variation of circulating air by humidity sensor;
The humidity of above-mentioned humidity sensor identification is sent to the step of control part;
Calculate by control part based on the signal that is sent to, judge humidification whether step;
Start the step of the spray water that adds wet end supply atomizing according to humidification requirement;
The above-mentioned step that is received by central computer by the humidity information of different control groups.
2. a water spray humidification control system (A) comprising:
Add wet end (10), be arranged at interval, air channel (41); Humidity sensor (22) monitors that the humidity of toilet changes; Control group (C) is provided with control part (21), and it receives the output signal of humidity sensor (22) and whether indicates the interior humidification work that adds wet end (10) in toilet (50); Central computer (B) is connected in each control part (21) of above-mentioned control group (C);
Wherein, the above-mentioned wet end (10) that adds comprising: Venturi meter mode nozzle (18), finish atomizing and spraying to water; Manifold (11), the compressed air of supply nozzle and water; Water level aqua storage tank (13) is kept the certain altitude of water; Magnetic valve (14) is according to the signal repetition on-off action of control part; And each spray water supply pipe and compressed air supply pipe (16,17).
3. water spray humidification control system according to claim 2 is characterized in that:
The above-mentioned wet end (10,10 ') that adds comprising: pressuring method humidification nozzle (19), finish atomizing and spraying to water; Manifold (11), the compressed air of supply nozzle and water; Magnetic valve (14) is according to the signal repetition on-off action of control part; And each spray water supply pipe and compressed air supply pipe (16,17).
4. water spray humidification control system according to claim 2, it is characterized in that: above-mentioned manifold (11), but extrusion molding forms, and be cut to certain-length as required and use it, and above-mentioned manifold (11) comprises the main body (11a) that is formed one by spray water supply orifice (11c) and compressed air supply orifice (11d), and the cover (11b) that can assemble with aforementioned body (11a).
5. water spray humidification control system according to claim 2, it is characterized in that: top in aqua storage tank (13), connect the water supply pipe (13h) that is used to supply water, run through downwards and form the water elongated pore (13g) of supplying the water that is fed to, and there are flowing out hole (13i) in the lower end of above-mentioned water elongated pore (13g), comprise that the aqua storage tank lid (13a), gas fish glue (13b) and the aqua storage tank main body (13c) that are made of needle-valve guiding part (13e) and needle-valve (13f) constitute.
6. water spray humidification control system according to claim 2 is characterized in that: for ease of the indivedual controls to the humidification nozzle, at the compressed air supply pipe of humidification nozzle, control magnetic valve (14) is set.
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| CN201010148967.6A CN102200334B (en) | 2010-03-25 | 2010-03-25 | Water spray humidification control method for clean room and humidification control system |
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| CN201010148967.6A CN102200334B (en) | 2010-03-25 | 2010-03-25 | Water spray humidification control method for clean room and humidification control system |
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| CN103822310A (en) * | 2014-03-22 | 2014-05-28 | 胡明建 | Design method for indoor air comprehensive treatment |
| CN104534608A (en) * | 2014-05-15 | 2015-04-22 | 上海明航空气净化技术有限公司 | High-pressure micro-mist humidification system control unit |
| CN106094939A (en) * | 2016-06-08 | 2016-11-09 | 中国电力科学研究院 | A kind of uniform-mist analog systems for extra-high voltage pollution test and method |
| CN109604294A (en) * | 2018-11-02 | 2019-04-12 | 深圳市腾鑫精密胶粘制品有限公司 | A kind of simple dust free room of fast construction |
| US20190120510A1 (en) * | 2017-10-12 | 2019-04-25 | Prodew, Inc. | Humidification systems |
| CN110469160A (en) * | 2019-08-12 | 2019-11-19 | 中国电子工程设计院有限公司 | A kind of toilet's arragement construction and clear production workshop with secondary humidifying system |
| WO2021013133A1 (en) * | 2019-07-23 | 2021-01-28 | 中国电子工程设计院有限公司 | Clean workshop capable of being controlled in partition mode |
| CN112815438A (en) * | 2021-01-05 | 2021-05-18 | 河北化工医药职业技术学院 | Humidifier for laboratory equipment |
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| CN103822310B (en) * | 2014-03-22 | 2016-05-04 | 胡明建 | A kind of method for designing of the room air comprehensive regulation |
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| CN106094939B (en) * | 2016-06-08 | 2021-03-26 | 中国电力科学研究院 | Uniform fog simulation system and method for extra-high voltage pollution test |
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| US20190120510A1 (en) * | 2017-10-12 | 2019-04-25 | Prodew, Inc. | Humidification systems |
| US11493215B2 (en) * | 2017-10-12 | 2022-11-08 | Prodew, Inc. | Humidification systems |
| CN109604294A (en) * | 2018-11-02 | 2019-04-12 | 深圳市腾鑫精密胶粘制品有限公司 | A kind of simple dust free room of fast construction |
| WO2021013133A1 (en) * | 2019-07-23 | 2021-01-28 | 中国电子工程设计院有限公司 | Clean workshop capable of being controlled in partition mode |
| CN110469160A (en) * | 2019-08-12 | 2019-11-19 | 中国电子工程设计院有限公司 | A kind of toilet's arragement construction and clear production workshop with secondary humidifying system |
| CN112815438A (en) * | 2021-01-05 | 2021-05-18 | 河北化工医药职业技术学院 | Humidifier for laboratory equipment |
| CN112815438B (en) * | 2021-01-05 | 2022-03-11 | 河北化工医药职业技术学院 | Humidifier for laboratory equipment |
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