CN102808273A - Air supply system in air jet looms - Google Patents

Air supply system in air jet looms Download PDF

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Publication number
CN102808273A
CN102808273A CN2012101726134A CN201210172613A CN102808273A CN 102808273 A CN102808273 A CN 102808273A CN 2012101726134 A CN2012101726134 A CN 2012101726134A CN 201210172613 A CN201210172613 A CN 201210172613A CN 102808273 A CN102808273 A CN 102808273A
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air
compressed
jet loom
pressure
jar
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CN2012101726134A
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CN102808273B (en
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牧野洋一
稻村贵裕
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Toyota Industries Corp
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Toyoda Automatic Loom Works Ltd
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Abstract

The invention provides an air supply system used for air jet looms. The system comprises an air compressor; a plurality of air jet looms; an air supply passageway which connects the air compressor to corresponding air jet looms; a booster arranged in the air supply passageway used for an air jet loom which requires air pressure higher than other air jet looms; an information detection device which is arranged in the air supply passageway and detects data of compressed air; a control device which is electrically connected to the information detection device and stores data on a saturated steam curve; and a display device which is electrically connected to the control device. The control device compares the amount of water vapor based on data detected by the information detection device with a threshold, and if the amount of water vapor is greater than the threshold, an instruction display device displays an alarm message.

Description

Air supply system in the air-jet loom
Technical field
The present invention relates to be used for inserting the compressed-air supply system of weft yarn at air-jet loom.
Background technology
Usually, in weaving mill, be provided with a plurality of air-jet looms, air compressor and ancillary equipment be installed in compressor room in the loom workshop.Be fed into a plurality of main jar and auxiliary tank of air-jet loom by the air compressor air compressed through air duct, and be used for the operation of air-jet loom.Usually, air supply system is configured so that an air compressor is assigned to a plurality of air-jet looms.
Usually, each air-jet loom is used to weave the woven fabric that differs from one another.Depend on such as the fabric condition of weft yarn number with such as the braiding condition of loom rotary speed, the air-jet loom that is used to weave different woven fabric need be supplied to the compressed air that pressure differs from one another.Compressed-air actuated pressure is set to and is used for operating in the level that all air-jet loom weft yarn insertions need the air-jet loom of maximum pressure.Be used for compressed-air actuated above setting pressure and be lowered and be fed into remaining air-jet loom, these air-jet looms are used for weft yarn with the low-pressure operation and insert.Therefore, air compressor need produce the compressed air that carries out unnecessary high pressure the air-jet loom that weft yarn inserts for operating with low-pressure, and consequently power has been consumed without rhyme or reason.
In order to reduce the power that consumes by air compressor, little air compressor can be provided for each air-jet loom.Perhaps, be used for the compressed-air supply system of air-jet loom, booster can only add the air duct that is connected in the air-jet loom that needs high pressure air to.Yet; Under preceding a kind of situation; Provide the problem of air compressor to be individually for the air-jet loom in the loom workshop; Gathering of the cotton that dances in the air in the loom workshop influences air compressor unfriendly, and the installing space of air-jet loom increases, and is attached to the air conditioning that heat that the drier of air compressor produces influences weaving mill unfriendly.
On the other hand, under latter event, add booster and can allow compressor to be set to low-pressure, and can be fed into the air-jet loom that needs high pressure air by the compressed air of booster institute supercharging.The power consumption of a kind of problem of situation and reduction compressor before the structure of this simplification can solve.Yet, along with the increase of compressed air pressure, by the amount increase of the steam in the compressed air of booster supercharging.Therefore, in jar, switch valve, weft yarn insertion nozzle and the pilot jet of the weft insertion device that forms air-jet loom, possibly have the compressed air accumulation condenses.If the dew condensation water in the compressed air inserts nozzle and pilot jet ejaculation from weft yarn, then dew condensation water can be attached on bobbin feeler and the fabric, causes the quality of weft insertion device fault and fabric to descend thus.In addition, the attached of water possibly make the switch valve corrosion, and is removed or is attached to any slide unit of switch valve like any part of fruit russeting, and switch valve is damaged.
The open H05-339846 of Japanese patent application has disclosed a kind of technology that is used to regulate compressed-air actuated humidity.When compressed-air actuated humidity increased, the convergence that is used for the silk of weft yarn descended, and silk is caused the silk of chaotic by induction band static.On the other hand, when compressed-air actuated humidity increases, produce the water that condenses, possibly cause the corrosion of air duct and miscellaneous equipment owing to environment temperature descends.
According to above open, cool off in dehumidifier by the air compressor air compressed, and the aqueous vapor that cooling produces is converted into the water that will remove.The compressed air that is delivered to air-jet loom is heated to the level more than the environment temperature, so that prevent at the position in the outlet downstream of the dehumidifier accumulation air that condenses.Dehumidifier comprises automatic valve, humidity sensor and humidity conditioner; Automatic valve is used to regulate the amount of the water that flows through coolant water passageways; This water is used for the refrigerant condenser of cooling and dehumidifying device; Humidity sensor is arranged on the outlet of dehumidifier, and humidity conditioner is used to control the operation of automatic valve.The humidity conditioner basis is regulated the amount of the coolant water that flows to refrigerant condenser by the detected humidity of humidity sensor, thereby controls compressed-air actuated humidity.
Above-mentioned disclosed air compressor is configured to make that the pressure of its output is set to the specific air-jet loom that needs maximum pressure in the air-jet loom that operates in weaving mill.Humidity conditioner is regulated compressed-air actuated humidity according to environment temperature under the help of humidity sensor, but for not contribution of the power consumption that reduces air compressor.
The present invention relates to provide a kind of air supply system that is used for air-jet loom, it can reduce the power consumption of air compressor, and monitors the amount of compressed-air actuated steam.
Summary of the invention
A kind of air supply system that is used for air-jet loom comprises: air compressor; A plurality of air-jet looms; The air feed path, this air feed path is connected to corresponding air-jet loom with air compressor; The booster that is provided with at the air feed path of the air-jet loom that is used for the air pressure higher than other air-jet loom needs; Be arranged in the air feed path and detect the information detector of compressed-air actuated data; Be electrically connected to the control device of the data on information detector and the storage saturated steam curve; And the display unit that is electrically connected to control device.Control device will compare based on amount and the threshold value by the steam of the detected data of information detector, if the amount of steam greater than threshold value, then instruction monitor shows alert message.
Others of the present invention and advantage will become clear from following description, below describe to combine accompanying drawing, through the mode of example principle of the present invention be described.
Description of drawings
Being considered to novel characteristic of the present invention sets forth in accompanying claims in detail.Through with reference to the following description that combines the currently preferred embodiment of accompanying drawing, can understand the present invention and purpose and advantage best, in the accompanying drawing:
Fig. 1 is the schematic block diagram that shows according to the integrated air feed system of the air-jet loom in the weaving mill of the first embodiment of the present invention;
Fig. 2 is the schematic block diagram that shows the air supply system of one of the air-jet loom be used for Fig. 1;
Fig. 3 is the sketch map that shows saturated steam curve;
Fig. 4 shows the sketch map that concerns between the pressure of each air-jet loom desired compression air, is used between the present invention and prior art, comparing; And
Fig. 5 is the schematic block diagram that shows the air supply system that is used for one of air-jet loom according to a second embodiment of the present invention.
The specific embodiment
Below will the integrated air feed system that is used for air-jet loom according to the first embodiment of the present invention be described referring to figs. 1 to Fig. 4.With reference to figure 1, ten air-jet looms being represented by label 1 to 10 are installed in the loom workshop 11 in the weaving mill.In the compressor room 12 that opened in 11 minutes with the loom workshop, air compressor 13, drier 14, air cleaner 15, mist separator 16 and compressed air cylinder 17 are connected in series through blast main 18.Drier 14 reductions are by the temperature of air compressor 13 air compressed, and dried compressed air, thereby reduce the amount of compressed-air actuated saturated steam.
As shown in Figure 1, blast main 18 is set to center on the air-jet loom 1 to 10 in the loom workshop 11.Air-jet loom 1 to 10 is connected to blast main 18 through auxiliary air pipeline 1A to 10A respectively.Be supplied to each air-jet loom 1 to 10 by air compressor 13 compression and the air that is stored in the compressed air cylinder 17 through blast main 18 with from each auxiliary air pipeline 1A to 10A of blast main 18 branches.Blast main 18 and auxiliary air pipeline 1A to 10A are as air duct of the present invention.
Like Fig. 1 and shown in Figure 4; Depend on fabric condition such as the weft yarn number that is used for fabric (thin or thick), weft yarn type (staple fibre yarn, filament yarn) and such as the braiding condition of the rotary speed of air-jet loom, be used for the compressed-air actuated pressure that the weft yarn of each air-jet loom 1 to 10 inserts and differ from one another.In the illustrated embodiment; Booster 19,20 with booster valve is arranged among the auxiliary air pipeline 7A of each air- jet loom 7,4, the 4A, and air- jet loom 7,4 needs higher air pressure than the air-jet loom except air- jet loom 7,41,2,3,5,6,8,9,10.Therefore; Air compressor 13 compression but the pressure of air before supercharging is set at the level of operation air- jet loom 2,3,9, air- jet loom 2,3,9 needs higher air pressure (shown in the line 13A among Fig. 4) than remaining air-jet loom except air-jet loom 7,4.The air feed path 21 that numeral 21 has represented to be used for each air-jet loom 1 to 10 comprises from air compressor 13 and extending and around the blast main 18 of each air-jet loom 1 to 10 with from blast main 18 branches and be connected to the auxiliary air pipeline 1A to 10A of the weft insertion device 34 of each air-jet loom 1 to 10.The air feed path 21 of air-jet loom 1 to 10 forms the part of air supply system of the present invention.
Below will come to describe in more detail the air supply system of air-jet loom 7 with reference to figure 2.Dew point temperature sensor 22 as the part of information detector of the present invention is arranged in the drier 14 in the compressor room 12.Dew point temperature sensor 22 is operable as the compressed-air actuated dew-point temperature of detection by drier 14 coolings; And the data that obtained by this detection are delivered to CCU 23, and this CCU 23 is connected to the control device 36 of each air-jet loom 1 to 10.Air pressure probe 24 is arranged in the blast main 18 in downstream of compressed air cylinder 17, is used to detect the pressure from compressed air cylinder 17 compressed and supplied air.The data of the pressure that detects are delivered to CCU 23.
Compressed air in the blast main 18 is fed into booster 19, and in booster 19, compressed air pressure is supercharged to the level shown in the chain double dotted line among Fig. 4, and this level is that operation air-jet loom 7 is needed.So the compressed air of supercharging is fed into auxiliary air pipeline 7A.Auxiliary air pipeline 7A sequentially is connected to air cleaner 25, adjuster 26, primary air jar 27, nozzle switch valve 28 and weft yarn and inserts nozzle 29.In the position in the downstream of air cleaner 25, auxiliary air pipeline 7A is divided into two parts, and adjuster 30, auxiliary air jar 31, four switch valves 32 and a plurality of pilot jet 33 are connected among the auxiliary air pipeline 7A.Insert nozzle 29 and respectively to the above element that among auxiliary air pipeline 7A, is provided with of a plurality of pilot jets 33 weft insertion device 34 from air cleaner 25 to weft yarn as air-jet loom 7.Adjuster 26 is adjusted to the required level of aerojet that weft yarn inserts nozzle 29 with compressed-air actuated pressure, and the compressed air of regulating is supplied to primary air jar 27.Adjuster 30 is adjusted to the required level of aerojet of pilot jet 33 with compressed-air actuated pressure, and the compressed air of regulating is supplied to auxiliary air jar 31.Primary air jar 27 and the air tank of auxiliary air jar 31 cooperations with formation weft insertion device 34.
Weft insertion device 34 also comprises air pressure probe 35, and this air pressure probe 35 is as the part of information detector, and is set in place in the auxiliary air pipeline 7A in the downstream of the air cleaner 25 in the downstream of booster 19.Air pressure probe 35 is electrically connected to the control device 36 of air-jet loom 7, and detects the compressed-air actuated pressure among the auxiliary air pipeline 7A after the supercharging.The pressure data that detects is delivered to control device 36.Air temperature sensor 37 as the part of information detector is set in the auxiliary air jar 31.Air temperature sensor 37 is electrically connected to control device 36 and detects the compressed-air actuated temperature in the auxiliary air jar 31.The temperature data that detects is delivered to control device 36.
Control device 36 comprises memory member and functional unit, and the data on the saturated steam curve shown in storing therein Fig. 3.Data about saturated steam are stored, and make the temperature of saturated steam and the relation between the amount quantize with mathematical formulae or express.Control device 36 is electrically connected to CCU 23, and the data of the temperature and pressure that is detected by dew point temperature sensor 22 and air pressure probe 24 respectively are delivered to control device 36 from CCU 23.Control device 36 also is electrically connected to display unit 38.In the functional unit of control device 36, calculate the amount of steam based on the data on the saturated steam curve, by the dew-point temperature of dew point temperature sensor 22 detections with by the pressure that air pressure probe 24,35 detects.And, come calculated threshold based on the data on the saturated steam curve with by the temperature that air temperature sensor 37 detects.Result calculated is used for comparison and confirms in the compressed-air actuated supply of control.The result who compares and confirm is delivered to display unit 38 by control device 36 and is presented on the display unit 38.The weft insertion device 34 of air-jet loom 4 and the structure and the air-jet loom 7 of air feed path 21 are basic identical.In the air-jet loom 1 to 3,5,6,8 to 10 each comprises weft insertion device 34 and air feed path 21, but does not comprise air pressure probe 35 and air temperature sensor 37.Other structure of air-jet loom 1 to 3,5,6,8 to 10 is identical with air-jet loom 7.
Operation according to the air supply system of the air-jet loom of the first embodiment of the present invention below will be described.The air- jet loom 7,4 that disposes booster 19,20 has the supercharging of varying level, but operates with essentially identical mode, and therefore following description will be to air-jet loom 7.
Air compressor 13 is configured to air is compressed to the stress level shown in the line 13A of Fig. 4.By device 14 cooling that is dried of air compressor 13 air compressed, and after moving through air cleaner 15 and mist separator 16, be stored in the compressed air cylinder 17.
Compressed-air actuated dew-point temperature by drier 14 coolings is detected by dew point temperature sensor 22, and the data of the dew-point temperature of detection are delivered to control device 36 through CCU 23.Simultaneously, the pressure of the downstream compressed and supplied air of the compressed air cylinder 17 in blast main 18 is detected by air pressure probe 24, and the data of the pressure of detection are delivered to control device 36 through CCU 23.CCU 23 confirms that air pressure probe 24 detected pressure are whether corresponding to the predetermined pressure of the needed air compressor 13 of operation of air-jet loom as shown in Figure 42,3,9.
Compressed air in the blast main 18 is pressurized device 19 and is pressurized to predetermined setting pressure, and is fed into the auxiliary air pipeline 7A of air-jet loom 7.Compressed-air actuated boost pressure is detected by air pressure probe 35, and the data of detected pressure are passed to control device 36.Whether control device 36 is confirmed by air pressure probe 35 detected pressure corresponding to the needed predetermined pressure of the operation of air-jet loom 7.
The air pressure of supercharging is regulated by adjuster 26,30, and supplies to primary air jar 27 and auxiliary air jar 31 respectively, so that be stored in wherein.Compressed-air actuated temperature in the auxiliary air jar 31 is detected by air temperature sensor 37, and the data of the temperature that detects are delivered to control device 36.With the operation of nozzle switch valve 28 ground that interrelates, the compressed air in the primary air jar 27 inserts nozzle 29 from weft yarn and penetrates, and with the series of operations of switch valve 32 ground that interrelates, the compressed air in the auxiliary air jar 31 is from pilot jet 33 ejaculations.
Suppose to insert in the operation at above-mentioned weft yarn, the setting pressure of air compressor 13 is 0.4MPa, and dew point temperature sensor 22 detected dew-point temperatures are 10 ℃, is 20 ℃ by the temperature of air temperature sensor 37 detected auxiliary air jars 31.Also supposing to be detected but also the compressed-air actuated pressure by booster 19 superchargings is not identical with the setting pressure of air compressor 13 by air pressure probe 24, is 0.8MPa after supercharging and by the compressed-air actuated pressure of air pressure probe 35 detections.
Under the situation of above condition, control device 36 calculates as follows.With reference to figure 3,, be 10g/m in the amount of the saturated steam of dew-point temperature 10 ℃ (X1) according to the saturated steam curve of Fig. 3 3(Y1).The pressure of the compressed-air actuated 0.8MPa that has been pressurized is the twice of the compressed-air actuated 0.4MPa pressure of not supercharging, and the amount of the feasible compressed-air actuated steam that is pressurized is calculated as 20g/m 3, be that the twice of amount of the compressed-air actuated saturated steam before the supercharging in the drier 14 is big.Simultaneously, when the temperature of auxiliary air jar 31 is 20 ℃,, be 18g/m in the amount of the saturated steam of dew-point temperature 20 ℃ (X2) according to the saturated steam curve 3(Y2).Therefore, the amount 18g/m of the saturated steam in the auxiliary air jar 31 3Be set as the threshold value in the control device 36.Control device 36 is with the amount 20g/m of the compressed-air actuated steam of supercharging 3With threshold value 18g/m 3Compare.
The amount that relatively shows compressed-air actuated steam surpasses threshold value, thereby the steam that is comprised in the compressed air that control device 36 is confirmed to be pressurized may be accumulated and condenses.Therefore, control device 36 instruction monitors 38 show alert messages, and provide indication and prevent that to take any measure the steam accumulation in the compressed air from condensing.A kind of feasible measure as preventing to condense can reduce compressed-air actuated pressure ratio, perhaps can increase the compressed-air actuated temperature in the auxiliary air jar 31.Reduce pressure ratio through regulating booster 19, can reduce compressed-air actuated pressure.So reduce pressure ratio, the amount of the steam in the compressed air after the supercharging can be lowered, thereby prevents that the steam accumulation in the compressed air from condensing.Through any heater is offered auxiliary air jar 31, improve the compressed-air actuated temperature in the auxiliary air jar 31, can improve the temperature of auxiliary air jar 31.The raising of the compressed-air actuated temperature in the auxiliary air jar 31 has increased the amount of saturated steam, thereby under the situation that need not regulate booster 19, has increased threshold value and prevented the condensing of steam in the compressed air.Can automatically perform by control device 36 with adjusted for compressed-air actuated after the supercharging.
To provide another example; Wherein, The setting pressure of air compressor 13 is 0.5MPa, is 10 ℃ by dew point temperature sensor 22 detected dew-point temperatures, is 30 ℃ by the compressed-air actuated temperature in the air temperature sensor 37 detected auxiliary air jars 31; Compressed-air actuated pressure before the supercharging is identical with the setting pressure of air compressor 13, is 0.7MPa by the compressed-air actuated pressure of air pressure probe 35 detected superchargings.
According to the saturated steam curve of Fig. 3, be 10g/m in the amount of the saturated steam of dew-point temperature 10 ℃ (X1) 3(Y1).The pressure of the compressed-air actuated 0.7MPa that has been pressurized is 1.4 times of compressed-air actuated 0.5MPa pressure of not supercharging, and therefore, the amount of the compressed-air actuated steam after the supercharging is 14g/m 3, be 1.4 times big of amount of the compressed-air actuated saturated steam before the supercharging in the drier 14.Simultaneously, when the compressed-air actuated temperature in the auxiliary air jar 31 is 30 ℃,, be 32g/m in the amount of the saturated steam of dew-point temperature 30 ℃ (X3) according to the saturated steam curve 3Therefore, the amount 32g/m of steam 3Be set as the threshold value in the control device 36.Control device 36 is with the amount 14g/m of the compressed-air actuated steam of supercharging 3With threshold value 32g/m 3Compare, and confirm that the steam that is comprised in the compressed air after supercharging condenses hardly, because the amount of compressed-air actuated steam is less than threshold value.
In air supply system according to first embodiment; Booster 19 is arranged in the air feed path 21 of air-jet loom 7; The amount of the compressed-air actuated steam that has been pressurized can be monitored, and weft insertion device, bobbin feeler and woven fabric can not received the influence that dew point condenses by protection.Be similar to air-jet loom 7, the air-jet loom 4 with booster 20 can provide the beneficial effect identical with air-jet loom 7.
Like Fig. 1 and shown in Figure 4, booster 19,20 is provided for the air- jet loom 7,4 of comparing air pressure that need be higher with other air- jet looms 1,2,3,5,6,8,9,10.Therefore, supply with compressed-air actuated air compressor 13 and be configured such that its setting pressure is lower than the required pressure of air- jet loom 7,4, but enough high with operation air- jet loom 2,3,9, shown in Fig. 4 center line 13A.In the prior art, the air compressor such as 13 is configured to make its setting pressure to be formulated enough highly to operate the air-jet loom 7 that needs maximum pressure in all air-jet looms 1 to 10, shown in the line 13B of Fig. 4.Therefore, compared with prior art, can save power, shown in the shadow region Z among Fig. 4 according to the air supply system of first embodiment.
Shown air supply system among Fig. 5 according to second embodiment.Identical reference number is represented and the similar member of the counterpart of first embodiment, and the descriptions thereof are omitted.In the air supply system according to second embodiment, the humidity sensor 39 that forms the part of information detector of the present invention is arranged among the auxiliary air pipeline 7A in booster 19 downstream, and at air cleaner 25 and adjuster 26, between 30.Humidity sensor 39 detects humidity, and this humidity is 1m 3Compressed air in the actual amount and the 1m of the steam that comprises 3Compressed air in the ratio of amount of saturated steam.Detected humidity is as the substitution value of steam vapour amount, and wherein, the substitution value of the amount of saturated steam is 100%.Indication is delivered to control device 36 by the signal of the humidity that humidity sensor 39 is detected, and the substitution value of the amount of saturated steam (that is, 100%) is set as the threshold value in the control device 36.The saturated steam curve that is based on storage in the control device 36 calculates the amount of saturated steam.Depend on the data of condensing about dew point that obtain from the test operation of air-jet loom and knit operation, threshold value can be set to the value less than 100%.
Control device 36 will be by humidity sensor 39 detected humidity and threshold ratio.If the compressed-air actuated humidity that has been pressurized is higher than threshold value, then control device 36 instruction monitors 38 show alert message, and instruction takes some measure to condense to prevent the steam accumulation in the compressed air.According to the air supply system of second embodiment can be only amount through the steam in the compressed air after providing humidity sensor 39 to monitor to be pressurized, the beneficial effect identical with first embodiment also is provided.
The invention is not restricted to above embodiment, but can implement in every way illustrative as following.
(1) in first embodiment, can add primary air jar 27 to by the air temperature sensor 40 shown in the dotted line among Fig. 2, as the part of information detector.The compressed-air actuated temperature that air temperature sensor 40 detects in the primary air jar 27, and be that control device 36 produces detection signal.Control device 36 will by air temperature sensor 37 detected temperature with by the detected temperature of air temperature sensor 40 relatively, and use in these two detected temperature lower temperature to come calculated threshold.Usually, the compressed-air actuated pressure of auxiliary air jar 31 is set to and is higher than primary air jar 27, makes that the air temperature sensor 40 of primary air jar 27 is unnecessary.Yet the compressed-air actuated pressure in the auxiliary air jar 31 can be set at and be lower than primary air jar 27.Provide outside the air temperature sensor 37 air temperature sensor 40 more than optional structure allow to calculate and be used for the only threshold value of air-jet loom 7, and can suitably monitor the amount of the steam in the compressed air.
(2) in first embodiment, air pressure probe 24 can be save.
(3) in first embodiment, an air compressor 13 is set in weaving mill.Yet, a plurality of air compressors 13 can be set be used to operate a plurality of air-jet looms.

Claims (4)

1. air supply system that is used for air-jet loom comprises:
Air compressor;
A plurality of air-jet looms with weft insertion device;
The air feed path that comprises a plurality of air ducts; Said a plurality of air duct is connected to corresponding air-jet loom with said air compressor; Wherein, said air compressor supplies to compressed air through said air feed path the corresponding weft insertion device of said air-jet loom;
The booster that is provided with at the air duct of the air-jet loom that is used for the air pressure higher than other air-jet loom needs;
Be arranged in the said air feed path and detect the information detector of compressed-air actuated data;
Be electrically connected to the control device of the data on said information detector and the storage saturated steam curve; And
Be electrically connected to the display unit of said control device; It is characterized in that; Said control device will compare with the threshold value that is used for the amount of steam based on the amount by the steam of the detected data of said information detector; If the amount of steam greater than said threshold value, then instructs said display unit to show alert message.
2. the air supply system that is used for air-jet loom as claimed in claim 1 also comprises:
Be arranged on the drier in the air feed path in downstream of said air compressor, wherein, said weft insertion device comprises air tank, it is characterized in that, said information detector comprises:
Detect the dew point temperature sensor of the compressed-air actuated dew-point temperature in the said drier;
Detect the air pressure probe of the compressed-air actuated pressure in the air duct in said booster downstream; And
Detect the air temperature sensor of the compressed-air actuated temperature in the said air tank; Wherein, Calculate said threshold value based on the data on the said saturated steam curve with by the detected temperature of said air temperature sensor; Wherein, based on the data on the said saturated steam curve, calculate the amount of steam by the detected dew-point temperature of said dew point temperature sensor with by the detected pressure of said air pressure probe.
3. the air supply system that is used for air-jet loom as claimed in claim 2, wherein, said weft insertion device comprises that also weft yarn inserts nozzle and pilot jet; Wherein, Said air tank comprises primary air jar and auxiliary air jar, and compressed air supplies to said weft yarn through said primary air jar and inserts nozzle, and compressed air supplies to said pilot jet through said auxiliary air jar; It is characterized in that; In said primary air jar and the said auxiliary air jar each has air temperature sensor, wherein, is used to calculate said threshold value by the lower temperature in the detected temperature of said each air temperature sensor.
4. the air supply system that is used for air-jet loom as claimed in claim 1; It is characterized in that; Said information detector also comprises humidity sensor; Said humidity sensor is arranged in the air feed path in said booster downstream and detects humidity, and wherein, said humidity is as the data corresponding to the amount of steam.
CN201210172613.4A 2011-05-31 2012-05-30 Air supply system in air jet looms Expired - Fee Related CN102808273B (en)

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CN104711747A (en) * 2013-12-13 2015-06-17 江南大学 Air conservation control system of air jet loom
CN104775013A (en) * 2015-04-13 2015-07-15 艾伯纳工业炉(太仓)有限公司 Dew-point control system of thermal-forming heating furnace
CN116288881A (en) * 2023-04-24 2023-06-23 苏州盈宇纺织科技有限公司 Air jet loom monitoring system and method

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JP7428531B2 (en) 2020-02-14 2024-02-06 ファナック株式会社 Machine Tools
DE102022205936B3 (en) * 2022-06-10 2023-04-13 Lindauer Dornier Gesellschaft Mit Beschränkter Haftung METHOD FOR REGULATION OF AIR SUPPLY PRESSURE OF A LOOPPING MACHINE PLANT WITH SEVERAL AIR-JET WEAVING MACHINES, SYSTEM FOR REGULATION OF AIR SUPPLY PRESSURE OF A LOOPPING MACHINE PLANT AND LOOPPING MACHINE PLANT

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