CN204346877U - A kind of mixed gas experimental system - Google Patents
A kind of mixed gas experimental system Download PDFInfo
- Publication number
- CN204346877U CN204346877U CN201420824325.7U CN201420824325U CN204346877U CN 204346877 U CN204346877 U CN 204346877U CN 201420824325 U CN201420824325 U CN 201420824325U CN 204346877 U CN204346877 U CN 204346877U
- Authority
- CN
- China
- Prior art keywords
- gas
- air
- chamber
- alkali lye
- mixed gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model relates to a kind of mixed gas experimental system, meets the requirement of flowing gas corrosion test, can be widely used in sulfur dioxide gas, hydrogen sulfide gas carries out separately or the etchant gas test such as mixed gas; This mixed gas experimental provision comprises compressed air conveying system, mixed gas delivery system, experimental box main body, air-conditioning system, control system, residual gas filter chamber and protection system; Its box house in specified volume continues to import certain density mixed gas, carries out corrosion test when making concentration, temperature, relative humidity constant to material or product, the destructiveness that reproduction material or product suffer within the scope of certain hour.Device can be used for the ability of the anti-mixed gas corrosion examining material and protective layer thereof, and the processing quality of similar protective layer compares, and also can be used for examining the ability of the anti-mixed gas corrosion of some product.
Description
Technical field
The utility model belongs to chemical engineering experiment equipment technical field, relates to a kind of mixed gas experimental system.
Background technology
The impact that the mixed gas that the indoor environment that mixed gas experiment is mainly used in work of determining or storage exists corrodes by these mixed gas the impact of electric and electronic product element, system and material, particularly contact element and web member.Mixed gas experimental system can be assembled into a subsystem respectively or be assembled into a complete system, according to the information given by the test of flowing mixed gas etching system, can mutually compare on the basis of corrosion resistance, help the selection carrying out material, manufacturing process and element design.
Design and the CONSTRUCTED SPECIFICATION of flowing mixed gas etching system are selectable, but pilot system defined terms should be met and should meet following requirement in its whole work space: water droplet or suspended particle should not send into sample chamber; Air used and water should be enough clean, in order to avoid affect test effect; When test gas is by sample chamber, the consistent of test condition in work space should be guaranteed; The gas sampling point of gas analysis should in the work space of sample chamber; The gas discharged should process according to relevant articles of law; Defining of work space is: in work space, the surrosion of the single copper sheet sample of each point is maximum is no more than 15% of all copper sheet sample means surrosion.
Equipment for mixed gas experiment must meet the requirement of flowing gas corrosion test, continue to import certain density mixed gas at the box house of specified volume, when making concentration, temperature, relative humidity constant, corrosion test is carried out to material or product, the destructiveness that reproduction material or product suffer within the scope of certain hour.System can be used for the ability of the anti-mixed gas corrosion examining material and protective layer thereof, and the processing quality of similar protective layer compares, and also can be used for examining the ability of the anti-mixed gas corrosion of some product.
Utility model content
The utility model provides a kind of mixed gas experimental system, can be widely used in sulfur dioxide gas, hydrogen sulfide gas, nitrogen dioxide gas, chlorine carries out separately or the etchant gas test such as mixed gas.
The technical solution of the utility model is as follows:
A kind of mixed gas experimental system, comprises compressed air conveying system, mixed gas delivery system, experimental box main body, air-conditioning system, control system, residual gas filter chamber and protection system.
Compressed air conveying system comprises compressed-air filter, pressurized air pressure regulator, pressurized air Controlling solenoid valve, pressurized air air flowmeter; Three tunnels are divided into: a compressed air transformer in road is connected to the gas hole between double-deck door made of tempered glass from compressed-air filter pressurized air out, enter the lye tank of gas filter after the one compressed air transformer in tunnel, after the compressed air transformer in last road, enter pressurized air Controlling solenoid valve, pressurized air enters etchant gas mixing chamber and mixed gas mixing through air flowmeter.
Etchant gas induction system comprises source of the gas, etchant gas reduction valve, etchant gas metering pin valve, etchant gas mass flowmeter and etchant gas washer;
Experimental box main body is divided into gas mixer chamber and sample casing; Sample casing is made up of air-conditioning cabinet and sample chamber, and air-conditioning cabinet is connected with air-conditioning system; Have dividing plate between sample chamber and air-conditioning cabinet, dividing plate has duct, sample chamber is communicated with air-conditioning cabinet passing hole channel; Gas mixer chamber adopts double-deck door made of tempered glass, has air blowing pore and air-breathing pore between two-layer door made of tempered glass; First door made of tempered glass adopts silicone rubber seal, does not make mixed gas excessive; Between door made of tempered glass and second leakproof door made of tempered glass, there is air blowing pore below and both sides, and there is exhaust pore top; Exhaust pore is connected to the lye tank of residual gas filter chamber.Air blowing pore adopts pressurized air to blow, even if there is a little Leakage Gas, enters the lye tank of residual gas filter chamber after the gas of leakage also can be blown into air-breathing pore by pressurized air, ensures safety.
Air-conditioning system is connected with air-conditioning cabinet, and air-conditioning indoor temperature and humidity adopts external humiture air conditioning cabinet, has refrigeration system, heating system, humidification system, produces regulation humiture environment and enter air conditioning chamber, and at air conditioning chamber's Inner eycle.Enter mixing chamber mixed gas and purification after air mixing chamber mixing after, enter air conditioning chamber, under suitable humiture environment, enter the lower floor of sample chamber, enter sample chamber by the pore between the levels of sample chamber.The warming and humidifying element that air conditioning chamber's refrigeration system adopts is titanium heating tube, corrosion-resistant, and long service life heat temperature raising is fast, and humiture is evenly distributed.The refrigeration system of system is arranged on the bottom of system, mainly plays cooling when summer uses and constant temperature and dehumidifying.
Control System Design is on the right side of casing, and be arranged separately in independently in testing laboratory, other system or instrument must not be laid in indoor.After General System places, again system and operation room are separated with glass, so both ensure that the personal safety of personnel, again can by the Test condition in the real-time Control Room of glass.It can realize following functions: can realize humiture and automatically control; There is RS-232 or RS-485 telecommunication interface, formula can be designed on computers, monitor process of the test and perform the functions such as automatic switching; Control each gas flow; Control the work of the functions such as various solenoid valves;
Residual gas filter chamber comprises alkali lye spray chamber, steam separation chamber and charcoal absorption room, can fast and effeciently by gas filtration remaining in casing after off-test, and the pH value of residual air is alkalescent, can not pollute air, easy to operate.
Airborne protection system adopts indoor air exhaust system.In operating process, personnel may slip up, and gas leakage is inner to testing laboratory, and at this moment can open indoor air-changing measure, the gas displacement of indoor leakage is gone out operating room, personnel enter in-house operation or inspection.To be on the safe side, the leakage alarm instrument of various gas can also be installed in indoor.Total system overtemperature, blower fan overheating protection, total system loss phase/anti-phase, refrigeration system is transshipped, refrigeration unit superpressure, total system timing, and other also has electric leakage, runs instruction, the protection such as auto stop after fault alarm.
Mixed gas tests system in use needs to use four kinds of corrosive gass, although the concentration needed in casing is very low, the concentration of the calibrating gas that we are equipped with is higher, is easy to cause personal injury to personnel once steel cylinder leaks.In order to guarantee personal safety, devise test battery room leakage alarm filtering system.
The separately protected system of peripheral hardware can be arranged in the working environment with experimental system, and this separately protected system divides three parts, Leak Detection alarm, filtering system and centrifugal anticorrosion ventilation blower fan.
Leak Detection alarm adopts import electrochemical gas inductive probe, connects audible-visual annunciator, once detect in room have the concentration of this kind of gas to reach setting value, i.e. sound and light alarm, and trigger filter system simultaneously.Filtering system is divided into three-stage filtration, and the first order is in alkali lye and filter chamber, and the second level is steam separation chamber, and the third level is charcoal absorption room.Before the test the alkali lye being configured to regulation pH value (generally between 9-10) is added in alkali lye and filter chamber, can steam be separated steel wire lump put into steam separation chamber, finally activated charcoal is put into charcoal absorption room.Filtering system is once after being triggered, a set of alkali lye atomization system of in alkali lye and inside, filter chamber is opened automatically, alkali lye is atomized and is full of whole filter chamber, the centrifugal anticorrosion ventilation blower fan simultaneously opened blows outward from internal system air draught, just negative pressure is defined to whole filtering system, the gas in room is caused to be made a forcible entry in alkali lye and filter chamber, again by enter steam separation chamber with filter chamber and to be become by most condensation vapor water droplet to fall into the gatherer of bottom again, get back in alkali lye and filter chamber, finally to enter after charcoal absorption room is tightly held by activated carbon again outside discharge chamber.The alkali lye atomization system of in alkali lye and inside, filter chamber utilizes siphon principle, uses pressurized air, and adopt glass material disposal molding, corrosion-resistant valve place is not easy to wear.
The utility model is a kind of mixed gas experimental system, be applicable to butt contact and web member carries out accelerated corrosion test, with evaluation due to by the air butt contact of combustion of sulfur product pollution and the corrosive attack of web member, meet gas routine tests or the bulk testing such as sulphuric dioxide, sulfuretted hydrogen, nitrogen dioxide, chlorine corrosion that specify in standard.
Accompanying drawing explanation
Fig. 1 is the structural representation of native system.
Fig. 2 is mixed gas corrosion test chamber front view (FV).
Tu3Shi testing laboratory filtration unit schematic diagram.
In figure: 1-1 tri-overlaps compression air transformer; 1-2 compressed-air filter; 1-3 sulfur dioxide gas; 1-4 nitrogen dioxide gas; 1-5 hydrogen sulfide gas; 1-6 chlorine gas; 1-7 sulfur dioxide gas reduction valve; 1-8 nitrogen dioxide gas reduction valve; 1-9 hydrogen sulfide gas reduction valve; 1-10 chlorine gas pressure reducer; 1-11 tetra-overlaps etchant gas and retains needle-valve; 1-12 tetra-overlaps etchant gas mass flowmeter; 1-13 tetra-overlaps etchant gas washer; 1-14 solenoid valve; 1-15 air flow meter; 1-16 pressurized air enters in the middle of twice glass door; 1-17 pressurized air enters casing gas filter; 1-18 pressurized air enters etchant gas mixing chamber; 1-19 etchant gas mixing chamber; 1-20 lye tank; 1-21 steam separation chamber; 1-22 activated carbon chamber; Outside 1-23 exhaust removal chamber; 1-24 temperature and humidity regulation room; 1-25 humidifier; 1-26 gas buffer plate; 1-27 sample chamber; Glass door in 1-28; The outer glass door of 1-29; 1-30 circulation wind wheel; 1-31 well heater; 1-32 refrigerating evaporator; 1-33 mixed gas enters sample chamber; 1-34 circulating fan; 2-1 glass door sealing strip; 2-2 glass door installation connecting element; 2-3 glass door lock; 2-4 plant bottom case; 2-5 running fix castor; 2-6 control operation instrument and switch; 2-7 puzzle safety lock; 10-1 pressurized air enters; 10-2 alkali lye atomizer; 10-3 testing laboratory gas to be filtered enters; 10-4 alkali lye; 10-5 steam separation chamber; 10-6 activated carbon chamber; Alkali lye after exhaust air chamber 10-8 after 10-7 filters is separated gets back to alkali lye room; The anticorrosion waste discharge blower fan of 10-9; 10-10 waste gas outlet; 10-11 audible-visual annunciator; 10-12 tetra-kinds of etchant gas detection probe.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with technical scheme and accompanying drawing.
The shell liner material of experimental system of the present utility model is corrosion resistant type PVC plastic sheet material, do not react with gases to be measured such as sulfur dioxide gas, hydrogen sulfide gas, nitrogen dioxide gas, chlorine gases, do not absorb several mixed gas, do not affect test findings.Internal and external pressure balance during system works, mixed gas at the uniform velocity flows in casing.The case top of system adopts 120 degree of best drift angles, and inwall and other position have the generation of condensate water, and system is in process of the test, and condensate water can not drop onto on sample affects test findings.
The chamber door material of super large is tempered glass, corrosion-resistant silicone rubber seal, and corrosion-resistant equally, easy cleaning, nothing are revealed.Clearly can observe indoor Test condition from outside and do not affect test findings in process of the test.Chamber door and casing adopt the potent sealing of corrosion resistant silicon rubber, prevent gas excessive, thus affect other system in test findings and corroding chamber, the injury that even may cause test operation personnel.
Various auxiliary accessories facility is similarly corrosion resistant type, reasonable in design.The chamber door material of super large is double-deck tempered glass, corrosion-resistant silicone rubber seal, and corrosion-resistant equally, easy cleaning, nothing are revealed.Clearly can observe indoor Test condition from outside and do not affect test findings in process of the test.
Casing heating adopts titanium well heater, and corrosion-resistant quick heating, humiture is evenly distributed.
Specimen holder, by national standard design, also can adopt hook mode.Various gas is first configured to required concentration as requested, respectively from steel cylinder out afterwards through decompression, control to enter mixing casing by flowmeter through corrosion-proof solenoid valve again, enter the shunt conduit of bottom half afterwards together with the humiture air in air-conditioning cabinet, pass in casing equably.
The refrigeration system of system is arranged in the air-conditioning cabinet of system, the effect of main landing gentleness dehumidifying.
System control sytsem designs on the right side of casing, simple to operate.Ad hoc etchant gas filtering system can fast and effeciently by gas filtration remaining in casing after off-test, and residual air can not pollute air, easy to operate.
Four kinds of mixed gas concentrations of the present utility model and correlation values: sulfur dioxide concentration (200-500) × 10
-9v0L VOL; Concentration of hydrogen sulfide: (10-100) × 10
-9v0L VOL; Content of nitrogen dioxide: 200 × 10
-9v0L VOL; Chlorine gas concentration: (10-20) × 10
-9v0L VOL; Adopt steel cylinder method, gas concentration measurement is by the mode of formulae discovery volume ratio, and recycling mass flowmeter measures.
As shown in drawings, in figure: three cover compression air transformer 1-1, compressed-air filter 1-2, sulfur dioxide gas 1-3, nitrogen dioxide gas 1-4, hydrogen sulfide gas 1-5, chlorine gas 1-6, sulfur dioxide gas reduction valve 1-7, nitrogen dioxide gas reduction valve 1-8, hydrogen sulfide gas reduction valve 1-9, chlorine gas pressure reducer 1-10, four cover etchant gases retain needle-valve 1-11, four cover etchant gas mass flowmeter 1-12, four cover etchant gas washer 1-13, solenoid valve 1-14 and air flow meter 1-15, each several part connects and composes mixed gas delivery system successively.
Pressurized air enters 1-16 in the middle of twice glass door respectively, enters casing gas filter 1-17, enters etchant gas mixing chamber 1-18, and etchant gas mixes at mixing chamber 1-19.
Residual gas enters steam separation chamber 1-21 again after entering lye tank 1-20, finally enter activated carbon chamber 1-22, the outer 1-23 of last exhaust removal chamber.
Temperature and humidity regulation room 1-24 and 1-25 humidifier carry out temperature regulation and control humiture; Circulation wind wheel 1-30 and circulating fan 1-34 provides recirculating air, ensures continual air supplying.
Well heater 1-31 is as firing equipment, and refrigerating evaporator 1-32 is as refrigeration plant.
Gas buffer plate 1-26 is as gas buffer, and interior glass door 1-28 and outer glass door 1-29 forms double-layer glass door.
The control system of the utility model embodiment adopts TEMI series humiture and each gas-flow rate controller table, giant-screen-liquid crystal display programmable microcomputer PID control SSR exports operation, full import super large lcd touch screen picture, screen is simple to operate, and formula editor is easy; Precision: 0.1 DEG C (indication range); Resolution: ± 0.1 DEG C; Temperature sensing sensor: PT100 platinum resistance temperature detector; Control mode: thermal equilibrium conditioning mode, all electrical equipment all adopts (Schneider) series of products; Temperature and Humidity Control adopts P.I.D+S.S.R system same frequency road cooperation control; There is the function of auto computing, humiture change condition can be revised immediately, make Temperature and Humidity Control more precise and stable; Controller operation interface establishes Chinese and English available, real-time motion curve map can have by screen display the capacity that 100 groups of formulas often organize 100 sections, every section 999 steps capable of circulation, every section of time setting maximal value is after 99 hours 59 points of data and test condition input, controller has fluorescent screen lock function, avoids artificial touch and shuts down; There is RS-232 or RS-485 telecommunication interface, formula can be designed on computers, monitor process of the test and perform the functions such as automatic switching; Controller has the automatic screensaver functions in fluorescent screen, better protects liquid crystal display (make its life-span more permanent) under long-play state.The digital display preserving gas mass flowmeter of the various gas of indoor outfit, Automated condtrol; Be equipped with each gas pressure reducer; Import solenoid valve and air oil-water separator; Various anti-corrosion electromagnetic valve; Perform components and parts: Schneider A.C. contactor, miniature relay, solid-state relay.
Refrigeration and dehumidification system structure as follows: compressor: the safe health 1 of totally-enclosed France is overlapped, and can keep temperature 25 degree, humidity 75% when summer is worked; Refrigeration modes: air-cooled; Cold-producing medium: R404A; Total system pipeline is all made ventilation pressurization 48H and to be stopped leakage in the roof test;
Heat, cooling system is completely independent; Inner-spiral type refrigerant copper pipe; Slope-based evaporator; Device for drying and filtering, cold medium flux form, repairing valve, oil separator, solenoid valve, surge drum all adopt import original part.
Gas from steel cylinder out afterwards through decompression after again through needle-valve to mass flowmeter, enter etchant gas washer, etchant gas mixing chamber is entered after the saxol cleaning of etchant gas washer, enter the shunt conduit of the bottom half of sample chamber again, equably from the duct between the levels of sample chamber through entering sample chamber, circulate together with the humiture air in air-conditioning cabinet, enter lye tank, steam separation chamber, activated carbon chamber afterwards again, finally go out to outdoor.
Mixed gas completes after test mission through sample, namely residual gas filtrator is entered from the upper pipe of sample chamber, in filtrator, the gas filter system (activated carbon chamber) of alkali lye spray chamber and adsorption combined can fast and effeciently by gas filtration remaining in casing after off-test, the pH value of residual air is alkalescent, can not pollute air, easy to operate.After condensate water a small amount of in casing is collected, can focus on.
Specimen holder structural design in sample chamber, by national standard, also can adopt hook mode, and supporting power is large, and test product is placed easily.
System can do the mixed gas tests of sulphuric dioxide, sulfuretted hydrogen, nitrogen dioxide, chlorine four kinds of gases, also can do the pure gas corrosion test of wherein a certain gas.
Casing adopts import PVC plastic flitch to cool aftershaping again through hot mastication, piece between plate with plate becomes 90 degree of right angles after plane milling, adopt the method that high temperature welding gun molten plastic welding wire is filled up again, more firm through cooled weld seam, the piece of whole casing round and smooth smooth, body structure is compact, outward appearance is glossy.
Claims (5)
1. a mixed gas experimental system, comprises compressed air conveying system, mixed gas delivery system, experimental box main body, air-conditioning system, control system, residual gas filter chamber and airborne protection system; It is characterized in that:
Compressed air conveying system comprises compressed-air filter, pressurized air pressure regulator, pressurized air Controlling solenoid valve, pressurized air air flowmeter; Three tunnels are divided into: a compressed air transformer in road is connected to the gas hole between double-deck door made of tempered glass from compressed-air filter pressurized air out, enter the lye tank of gas filter after the one compressed air transformer in tunnel, after the compressed air transformer in last road, enter pressurized air Controlling solenoid valve, pressurized air air flowmeter enters etchant gas mixing chamber and mixed gas mixing;
Mixed gas delivery system comprises source of the gas, etchant gas reduction valve, etchant gas metering pin valve, etchant gas mass flowmeter and etchant gas washer;
Experimental box main body is divided into gas mixer chamber and sample casing; Sample casing is made up of air-conditioning cabinet and sample chamber, and air-conditioning cabinet is connected with air-conditioning system; Have dividing plate between sample chamber and air-conditioning cabinet, dividing plate has duct, sample chamber is communicated with air-conditioning cabinet passing hole channel;
Air-conditioning system is connected with air-conditioning cabinet, and air-conditioning indoor temperature and humidity adopts external humiture air conditioning cabinet, has refrigeration system, heating system, humidification system, produces regulation humiture gas and enter air conditioning chamber, and at air conditioning chamber's Inner eycle; Enter mixing chamber mixed gas and purification after air mixing chamber mixing after, enter air conditioning chamber, under suitable humiture environment, enter the lower floor of sample chamber, enter sample chamber by the pore between the levels of sample chamber;
Control System Design is on the right side of casing, and be arranged separately in independently in testing laboratory, other system or instrument must not be laid in indoor; It can realize following functions: can realize humiture and automatically control; There is RS-232 or RS-485 telecommunication interface, formula can be designed on computers, monitor process of the test and perform automatic switching; Control each gas flow; Control various electromagnetic valve work;
Residual gas filter chamber comprises alkali lye spray chamber, steam separation chamber and charcoal absorption room, can fast and effeciently by gas filtration remaining in casing after off-test, and the pH value of residual air is alkalescent, can not pollute air, easy to operate;
Airborne protection system adopts the leakage alarm instrument of indoor air exhaust system and various gas; Overall airborne protection system completes: overtemperature prote, blower fan overheating protection, system loss phase/anti-phase protection, refrigeration system overload protection, refrigeration unit overpressure protection, and regularly, other also has earth leakage protection, runs instruction, automatic shutdown protection after fault alarm.
2. mixed gas experimental system according to claim 1, is characterized in that, gas mixer chamber adopts double-deck door made of tempered glass, has air blowing pore and air-breathing pore between two-layer door made of tempered glass; First door made of tempered glass adopts silicone rubber seal, does not make mixed gas excessive; Between door made of tempered glass and second leakproof door made of tempered glass, there is air blowing pore below and both sides, and there is exhaust pore top; Exhaust pore is connected to the alkali lye spray chamber of residual gas filter chamber; Air blowing pore adopts pressurized air to blow, even if there is a little Leakage Gas, enters the alkali lye spray chamber of residual gas filter chamber after the gas of leakage also can be blown into air-breathing pore by pressurized air, ensures safety.
3. mixed gas experimental system according to claim 1 and 2, is characterized in that:
The shell of system and liner material are corrosion resistant type PVC plastic sheet material, do not react, do not absorb several mixed gas, do not affect test findings with sulfur dioxide gas, hydrogen sulfide gas, nitrogen dioxide gas, chlorine gas to be measured; System is in process of the test, and top and inwall have the generation of condensate water, so case top adopts inclined design, condensate water can not be dropped onto on sample affects test findings;
Chamber door material is tempered glass, corrosion-resistant silicone rubber seal;
Casing warming and humidifying adopts titanium well heater, quick heating, and humiture is evenly distributed;
Specimen holder adopts hook mode.
4. mixed gas experimental system according to claim 1 and 2, is further characterized in that, arranges independent corrosion inhibiting gas in addition and reveals protection system, point three parts: Leak Detection alarm, filtering system and centrifugal anticorrosion ventilation blower fan; Leak Detection alarm adopts electrochemical gas inductive probe, connects audible-visual annunciator, once detect in room have the concentration of this kind of gas to reach setting value, i.e. sound and light alarm, and trigger filter system simultaneously;
Filtering system is divided into three-stage filtration, and the first order is in alkali lye and filter chamber, and the second level is steam separation chamber, and the third level is charcoal absorption room, add in alkali lye and filter chamber by the alkali lye being configured to regulation pH value before the test, the steel wire lump be separated providing steam puts into steam separation chamber, finally activated charcoal is put into charcoal absorption room, filtering system is once after being triggered, a set of alkali lye atomization system of in alkali lye and inside, filter chamber is opened automatically, alkali lye is atomized and is full of whole filter chamber, the centrifugal anticorrosion ventilation blower fan simultaneously opened blows outward from internal system air draught, just negative pressure is defined to whole filtering system, the gas in room is caused to be made a forcible entry in alkali lye and filter chamber, again by enter steam separation chamber with filter chamber and to be become by most condensation vapor water droplet to fall into the gatherer of bottom again, get back in alkali lye and filter chamber, finally to enter after charcoal absorption room is tightly held by activated carbon again outside discharge chamber, the alkali lye atomization system of in alkali lye and inside, filter chamber utilizes siphon principle, uses pressurized air.
5. mixed gas experimental system according to claim 3, is further characterized in that, arranges independent protection system in addition, point three parts: Leak Detection alarm, filtering system and centrifugal anticorrosion ventilation blower fan:
Leak Detection alarm adopts electrochemical gas inductive probe, connects audible-visual annunciator, once detect in room have the concentration of this kind of gas to reach setting value, i.e. sound and light alarm, and trigger filter system simultaneously;
Filtering system is divided into three-stage filtration, and the first order is in alkali lye and filter chamber, and the second level is steam separation chamber, and the third level is charcoal absorption room, before the test the alkali lye being configured to regulation pH value is added in alkali lye and filter chamber, can steam be separated steel wire lump put into steam separation chamber, finally activated charcoal is put into charcoal absorption room, filtering system is once after being triggered, a set of alkali lye atomization system of in alkali lye and inside, filter chamber is opened automatically, alkali lye is atomized and is full of whole filter chamber, the centrifugal anticorrosion ventilation blower fan simultaneously opened blows outward from internal system air draught, just negative pressure is defined to whole filtering system, the gas in room is caused to be made a forcible entry in alkali lye and filter chamber, again by enter steam separation chamber with filter chamber and to be become by most condensation vapor water droplet to fall into the gatherer of bottom again, get back in alkali lye and filter chamber, finally to enter after charcoal absorption room is tightly held by activated carbon again outside discharge chamber, the alkali lye atomization system of in alkali lye and inside, filter chamber utilizes siphon principle, uses pressurized air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824325.7U CN204346877U (en) | 2014-12-22 | 2014-12-22 | A kind of mixed gas experimental system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824325.7U CN204346877U (en) | 2014-12-22 | 2014-12-22 | A kind of mixed gas experimental system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204346877U true CN204346877U (en) | 2015-05-20 |
Family
ID=53230138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420824325.7U Withdrawn - After Issue CN204346877U (en) | 2014-12-22 | 2014-12-22 | A kind of mixed gas experimental system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204346877U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458557A (en) * | 2014-12-22 | 2015-03-25 | 南京五和试验设备有限公司 | Mixed gas experimental system |
| CN104502177A (en) * | 2014-12-22 | 2015-04-08 | 南京五和试验设备有限公司 | Device and method for treating mixed corrosive gas |
| CN105181570A (en) * | 2015-10-19 | 2015-12-23 | 国网湖北省电力公司电力科学研究院 | Power tower material multi-gas corrosion test box |
| CN108444855A (en) * | 2018-06-20 | 2018-08-24 | 中国工程物理研究院材料研究所 | A kind of fast analyser and method of Methane in Air content |
-
2014
- 2014-12-22 CN CN201420824325.7U patent/CN204346877U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458557A (en) * | 2014-12-22 | 2015-03-25 | 南京五和试验设备有限公司 | Mixed gas experimental system |
| CN104502177A (en) * | 2014-12-22 | 2015-04-08 | 南京五和试验设备有限公司 | Device and method for treating mixed corrosive gas |
| CN104458557B (en) * | 2014-12-22 | 2017-01-11 | 南京五和试验设备有限公司 | Mixed gas experimental system |
| CN104502177B (en) * | 2014-12-22 | 2017-02-22 | 南京五和试验设备有限公司 | Device and method for treating mixed corrosive gas |
| CN105181570A (en) * | 2015-10-19 | 2015-12-23 | 国网湖北省电力公司电力科学研究院 | Power tower material multi-gas corrosion test box |
| CN108444855A (en) * | 2018-06-20 | 2018-08-24 | 中国工程物理研究院材料研究所 | A kind of fast analyser and method of Methane in Air content |
| CN108444855B (en) * | 2018-06-20 | 2020-10-27 | 中国工程物理研究院材料研究所 | Device and method for rapidly analyzing content of methane in air |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104458557A (en) | Mixed gas experimental system | |
| CN105182889A (en) | Multifunctional environment simulation cabin | |
| CN101832887B (en) | Small-sized environmental test chamber for pollutant release researches | |
| US9010172B2 (en) | Detection system and humidity detection method for detecting volatile organic compound | |
| CN104502261A (en) | Multifunctional corrosive gas experimental box | |
| CN204346877U (en) | A kind of mixed gas experimental system | |
| CN204904049U (en) | Multi -functional environmental simulation cabin | |
| CN203587372U (en) | Environment test cabin used for testing purifying performance of indoor air purifying assembly | |
| CN204346876U (en) | A kind of Multifunctional corrosion gas experiment case | |
| CN101799515B (en) | Large multifunctional environmental simulator for electrical test | |
| CN201609656U (en) | VOC and formaldehyde release amount detection climatic chest | |
| CN207147789U (en) | A kind of vehicle environmental simulation test cabin device | |
| CN103645063A (en) | Environmental test chamber system | |
| CN105823170A (en) | Refrigeration air conditioner comprehensive testing device with anti-explosion function | |
| CN207689449U (en) | Simple cabin is tested and pre-processed to formaldehyde or VOC burst sizes | |
| CN115290520A (en) | Mobile fine particle online calibration method | |
| CN207350531U (en) | A kind of positive pressure ventilating explosion-proof air-conditioning | |
| CN102937490B (en) | Air conditioner refrigerating capacity and heating capacity testing method and air pipe box heat meter | |
| CN203899617U (en) | VOC and formaldehyde release amount environment simulation test box | |
| CN204346805U (en) | A kind of device processing etchant gas mixing | |
| CN201780265U (en) | Small-size environmental test chamber for pollutant release research | |
| CN103969175A (en) | Ozone aging test box | |
| Weschler et al. | The effect of building fan operation on indoor-outdoor dust relationships | |
| CN111896682A (en) | Multi-cabin method VOC (volatile organic compounds) release amount measuring climate cabin | |
| CN108645692A (en) | A kind of mattress formaldehyde and TVOC detection devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150520 Effective date of abandoning: 20161019 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |