CN108930912A - The automatic nitrogen-charging method, apparatus and system of stator - Google Patents
The automatic nitrogen-charging method, apparatus and system of stator Download PDFInfo
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- CN108930912A CN108930912A CN201810798926.8A CN201810798926A CN108930912A CN 108930912 A CN108930912 A CN 108930912A CN 201810798926 A CN201810798926 A CN 201810798926A CN 108930912 A CN108930912 A CN 108930912A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/026—Special adaptations of indicating, measuring, or monitoring equipment having the temperature as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/056—Small (<1 m3)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/014—Nitrogen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0439—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/07—Actions triggered by measured parameters
- F17C2250/072—Action when predefined value is reached
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/05—Applications for industrial use
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses the automatic nitrogen-charging method, apparatus and system of a kind of stator.Wherein, which includes: stator；Monitoring device is connect with said stator, for monitoring the target component of the nitrogen in said stator, wherein above-mentioned target component includes: nitrogen gas purity value；Controller is connect with above-mentioned monitoring device, fills nitrogen for determining whether according to above-mentioned nitrogen gas purity value for said stator, wherein in the case where above-mentioned nitrogen gas purity value is less than nitrogen gas purity threshold value, is determined as said stator and is filled above-mentioned nitrogen.The present invention solves the maintenance parameter for needing manually to acquire stator in the prior art, and manually fills nitrogen for stator, leads to the workload for maintaining stator and the larger technical problem of difficulty.
Description
Technical field
The present invention relates to the maintenance fields of generator unit stator, automatic nitrogen-charging method, dress in particular to a kind of stator
It sets and system.
Background technique
There is the demand maintained for a long time in production scene in the stator (abbreviation stator) of generator, to ensure that corruption does not occur for equipment
Erosion and dampness.In the prior art, stator maintenance mainly uses method dry in stator winding water route inside nitrogen charging and stator thorax,
Water in stator winding water route is drained, repeatedly the remaining water in winding water route is blown out with compressed air, uses vacuum pumping method
What extraction compressed air was difficult to blow out still accumulates the water in stator winding water route, finally seals up stator winding water route Inlet and outlet water
Nitrogen charging maintenance is carried out after flange；It is filled with nitrogen in stator thorax and places desiccant, avoids moisture condensation in thorax that winding is caused to make moist.
But above-mentioned maintenance mode in the prior art, it needs to arrange special messenger and the maintenance parameter of stator is patrolled daily
Depending on recording the variation of stator interior nitrogen pressure, carrying out nitrogen charging as the too low needs of nitrogen pressure are artificial.If stator interior humidity
It is exceeded, it needs to empty nitrogen and re-starts nitrogen charging after replacing desiccant, increase the workload and difficulty of maintenance.
For the above-mentioned maintenance parameter for needing manually to acquire stator in the prior art, and nitrogen manually is filled for stator,
Lead to the workload of maintenance stator and the problem that difficulty is larger, currently no effective solution has been proposed.
Summary of the invention
The embodiment of the invention provides the automatic nitrogen-charging method, apparatus and system of a kind of stator, at least to solve existing skill
Needed in art manually acquire stator maintenance parameter, and manually for stator fill nitrogen, cause maintain stator workload and
The larger technical problem of difficulty.
According to an aspect of an embodiment of the present invention, a kind of automatic nitrogen-charging system of stator is provided, comprising: stator；Prison
Measurement equipment is connect with said stator, for monitoring the target component of the nitrogen in said stator, wherein above-mentioned target component packet
It includes: nitrogen gas purity value；Controller is connect with above-mentioned monitoring device, for determining whether to be above-mentioned according to above-mentioned nitrogen gas purity value
Stator fills nitrogen, wherein in the case where above-mentioned nitrogen gas purity value is less than nitrogen gas purity threshold value, is determined as said stator filling
Above-mentioned nitrogen.
Further, above-mentioned target component further include: the first nitrogen pressure force value in stator；Above system further include: the
One pressure transmitter, connect with said stator, for obtaining the first nitrogen pressure force value in said stator, and exports above-mentioned first
Nitrogen pressure force value is supreme to state controller；Above controller is also connect with above-mentioned first pressure transmitter, in above-mentioned first nitrogen
In the case that air pressure force value is less than the first scheduled pressure value, it is determined as said stator and fills above-mentioned nitrogen.
Further, above system further include: second pressure transmitter is connect with nitrogen cylinder, for obtaining above-mentioned nitrogen
The second nitrogen pressure force value in bottle, and export that above-mentioned second nitrogen pressure force value is supreme to state controller；Above controller, also with it is above-mentioned
Second pressure transmitter connection, in the case where above-mentioned second nitrogen pressure force value is less than the second scheduled pressure value, output to be used
The prompt information of nitrogen cylinder is replaced in prompt user.
Further, above system further include: temperature transmitter is connect with said stator, for detecting in said stator
Nitrogen temperature value, and export above-mentioned temperature value to above controller；Heater is connect with said stator, for above-mentioned
Nitrogen in stator carries out heating treatment；Above controller is also connect with above-mentioned temperature transmitter, above-mentioned heater, is used for
In the case that above-mentioned temperature value is less than temperature threshold, controls above-mentioned heater and heating treatment is carried out to the nitrogen in said stator.
Further, above system further include: humidity measurement instrument is connect with said stator, for detecting in said stator
The humidity value of nitrogen；Drying machine is connect with said stator, for above-mentioned nitrogen to be dried；Above controller, also with
Above-mentioned humidity measurement instrument connection, for controlling above-mentioned drying machine to above-mentioned in the case where above-mentioned humidity value is less than humidity threshold
Nitrogen is dried.
Further, above system further include: megameter is connect with said stator, for detecting said stator winding
Insulating resistance value；Above controller is also connect with above-mentioned megameter, for being less than the feelings of resistance threshold in above-mentioned insulating resistance value
Under condition, controls above-mentioned drying machine and above-mentioned nitrogen is dried.
Further, above system further include: display equipment is connect, for showing said stator with above controller
Supplemental characteristic；Memory is connect with above controller, for storing the supplemental characteristic of said stator.
Further, above system further include: nitrogen cylinder, for storing nitrogen；Said stator further include: nitrogen charging mouth, with
Nitrogen cylinder connection, for the nitrogen in above-mentioned nitrogen cylinder to be transmitted to the inside of said stator.
According to another aspect of an embodiment of the present invention, a kind of automatic nitrogen-charging method of stator is additionally provided, comprising: monitoring is fixed
The target component of nitrogen in son；According to above-mentioned target component, it is determined whether fill nitrogen for said stator.
Further, above-mentioned target component includes: nitrogen gas purity value；According to above-mentioned target component, it is determined whether be above-mentioned
Stator filling nitrogen includes: the above-mentioned nitrogen gas purity value for receiving monitoring device and sending；More above-mentioned nitrogen gas purity value and nitrogen are pure
Spend the size of threshold value；In the case where above-mentioned nitrogen gas purity value is less than above-mentioned nitrogen gas purity threshold value, it is determined as said stator filling
Above-mentioned nitrogen.
Further, above-mentioned target component includes: the first nitrogen pressure force value in said stator；Joined according to above-mentioned target
Number, it is determined whether filling nitrogen for said stator includes: the above-mentioned first nitrogen pressure force value for receiving first pressure transmitter and sending；
The size of more above-mentioned first nitrogen pressure force value and the first scheduled pressure value；It is less than above-mentioned first in above-mentioned first nitrogen pressure force value
In the case where scheduled pressure value, it is determined as said stator and fills above-mentioned nitrogen.
Further, the target ginseng of the nitrogen before the target component of the nitrogen in monitoring stator, or in monitoring stator
While number, the above method further include: monitor the second nitrogen pressure force value in above-mentioned nitrogen cylinder；More above-mentioned second nitrogen pressure
The size of value and the second scheduled pressure value；In the case where above-mentioned second nitrogen pressure force value is less than above-mentioned second scheduled pressure value,
Export the prompt information for prompting user to replace nitrogen cylinder.
Further, according to above-mentioned target component, it is determined whether before filling nitrogen for said stator, the above method is also
It include: that air seal test is carried out to said stator；In the case where the air seal test of said stator is qualified, said stator is protected
Pressure test.
According to another aspect of an embodiment of the present invention, a kind of automatic nitrogen charger of stator is additionally provided, comprising: monitoring mould
Block, for monitoring the target component of the nitrogen in stator；Determining module, for according to above-mentioned target component, it is determined whether be upper
State stator filling nitrogen.
According to another aspect of an embodiment of the present invention, a kind of storage medium is additionally provided, above-mentioned storage medium includes storage
Program, wherein control where above-mentioned storage medium equipment in above procedure operation and execute following steps: in monitoring stator
The target component of nitrogen；According to above-mentioned target component, it is determined whether fill nitrogen for said stator.
According to another aspect of an embodiment of the present invention, a kind of processor is additionally provided, above-mentioned processor is used to run program,
Wherein, following steps are executed when above procedure is run: the target component of the nitrogen in monitoring stator；According to above-mentioned target component,
Determine whether to fill nitrogen for said stator.
In embodiments of the present invention, pass through stator；Monitoring device is connect with said stator, for monitoring in said stator
Nitrogen target component, wherein above-mentioned target component includes: nitrogen gas purity value；Controller is connect with above-mentioned monitoring device,
For being determined whether to fill nitrogen for said stator according to above-mentioned nitrogen gas purity value, wherein be less than nitrogen in above-mentioned nitrogen gas purity value
In the case where gas purity threshold value, it is determined as said stator and fills above-mentioned nitrogen.
Based on the above embodiments of the present application, the maintenance parameter of automatic collection stator is reached, and automatically according to maintenance parameter
The purpose that nitrogen is filled for stator is determined whether, to realize the technology effect of the maintenance work amount for mitigating stator and maintenance difficulty
Fruit, and then solve the maintenance parameter for needing manually to acquire stator in the prior art, and manually fill nitrogen for stator, cause
Maintain the workload of stator and the technical problem that difficulty is larger.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of the automatic nitrogen-charging system of stator according to an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of the automatic nitrogen-charging system of optional stator according to an embodiment of the present invention；
Fig. 3 is a kind of flow chart of the automatic nitrogen-charging method of stator according to an embodiment of the present invention；And
Fig. 4 is a kind of structural schematic diagram of the automatic nitrogen charger of stator according to an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
Firstly, understand the embodiment of the present invention for convenience, below will to part term involved in the present invention or noun into
Row illustrates:
Stator: being one of critical component of generator, is the stationary part of generator, comprising: iron core, base, line
Circle etc.；Rotor rotates inside stator or around stator, generates rotating excitation field.
Pressure transmitter: refer to export the pressure sensor for standard signal, it is understood that receive pressure to be a kind of
Variable is converted to the instrument of standard output signals in proportion.
Temperature transmitter: temperature variable is converted to the instrument of transmittable normalization output signal, is mainly used for industry
The measurement and control of temperature parameter in the process, is mainly changed into current signal for the signal of temperature sensor and inputs instrument, shows
Temperature displaying function.
Embodiment 1
According to embodiments of the present invention, it provides a kind of for implementing the system embodiment of the automatic nitrogen-charging method of stator, Fig. 1
A kind of structural schematic diagram of the automatic nitrogen-charging system of stator according to an embodiment of the present invention, as shown in Figure 1, said stator from
Dynamic Nitrogen filling system, comprising: stator 10, monitoring device 12 and controller 14, in which:
Stator 10；Monitoring device 12 is connect with said stator 10, and the target for monitoring the nitrogen in said stator is joined
Number, wherein above-mentioned target component includes: nitrogen gas purity value；Controller 14 is connect with above-mentioned monitoring device 12, for according to
It states nitrogen gas purity value to determine whether to fill nitrogen for said stator, wherein be less than nitrogen gas purity threshold value in above-mentioned nitrogen gas purity value
In the case where, it is determined as said stator and fills above-mentioned nitrogen.
In an alternative embodiment, said stator 10 is the fixation member of machine, and rotor is inside stator or surrounds
Stator rotation, in the embodiment of the present application, stator 10 can be preferably the stator in generator.
In the embodiment of the present application, in the case where above-mentioned target component is nitrogen gas purity value, above-mentioned monitoring device 12 can
Nitrogen gas purity detector is thought, for monitoring the nitrogen gas purity value of the above-mentioned nitrogen in said stator.
It should be noted that nitrogen gas purity is primarily referred to as the content of non-nitriding gas, nitrogen gas purity value can be using single
Position % (nitrogen volume content) or oxygen content unit ppm (hundred a ten thousandths), ppb (part per billion) are indicated, in the application
In embodiment, it can be, but not limited to illustrate using unit % conduct.
In order to preferably maintain stator, slow down due to the too low influence maintenance demand of nitrogen gas purity, in the embodiment of the present application,
Nitrogen gas purity threshold value can be 99.9%, when nitrogen gas purity value is less than (or being interpreted as being lower than) nitrogen gas purity threshold value 99.9%,
Then show that current nitrogen gas purity value is unqualified, it is difficult to meet the maintenance demand of stator, it is determined that need for said stator filling
Above-mentioned nitrogen can be, but not limited to by way of outputting alarm information or prompt information in an alternative embodiment,
It prompts user by the way of filling denitrogen gas, improves the nitrogen gas purity value of above-mentioned nitrogen to nitrogen gas purity threshold value 99.9%.
In embodiments of the present invention, pass through stator；Monitoring device is connect with said stator, for monitoring in said stator
Nitrogen target component, wherein above-mentioned target component includes: nitrogen gas purity value；Controller is connect with above-mentioned monitoring device,
For being determined whether to fill nitrogen for said stator according to above-mentioned nitrogen gas purity value, wherein be less than nitrogen in above-mentioned nitrogen gas purity value
In the case where gas purity threshold value, it is determined as said stator and fills above-mentioned nitrogen.
Based on the above embodiments of the present application, the maintenance parameter of automatic collection stator is reached, and automatically according to maintenance parameter
The purpose that nitrogen is filled for stator is determined whether, to realize the technology effect of the maintenance work amount for mitigating stator and maintenance difficulty
Fruit, and then solve the maintenance parameter for needing manually to acquire stator in the prior art, and manually fill nitrogen for stator, cause
Maintain the workload of stator and the technical problem that difficulty is larger.
In an alternative embodiment, Fig. 2 is a kind of automatic nitrogen-charging of optional stator according to an embodiment of the present invention
The structural schematic diagram of system, as shown in Fig. 2, above system is in addition to including: stator 10, controller 14, wherein stator 10 and control
Device 14 processed connects, and can also include: first pressure transmitter 20, second pressure transmitter 22, temperature transmitter 24, Humidity Detection
Instrument 26, megameter 28, display equipment 30, nitrogen cylinder 32, below by way of each specific embodiment, to above-mentioned optional embodiment
Be explained, in addition, it should be noted that, in above system further include: nitrogen gas purity detector, memory, heater,
Drying machine, stator further include nitrogen charging mouth etc., and attached Fig. 1 and 2 is only used as optional embodiment, is depicted without in fig. 1 and 2, answers
When being subject to the connection relationship recorded in specification.
In an alternative embodiment, above-mentioned target component further include: the first nitrogen pressure force value in stator；Above-mentioned system
System further include: first pressure transmitter is connect with said stator, for obtaining the first nitrogen pressure force value in said stator, and
Export that above-mentioned first nitrogen pressure force value is supreme to state controller；Above controller also connect with above-mentioned first pressure transmitter, is used for
In the case where above-mentioned first nitrogen pressure force value is less than the first scheduled pressure value, it is determined as said stator and fills above-mentioned nitrogen.
In an alternative embodiment, above-mentioned first pressure transmitter can be online pressure transmitter, with stator
Connection, for monitoring the first nitrogen pressure force value in stator, which be can be, but not limited to for characterizing stator
Interior nitrogen charging pressure, above-mentioned first scheduled pressure value can be, but not limited to be set as 2kPa.When the first nitrogen pressure force value drops to
First scheduled pressure value 2kPa is controlled hereinafter, i.e. in the case where above-mentioned first nitrogen pressure force value is less than the first scheduled pressure value
It is stator supplement nitrogen that device control automatically controls Nitrogen filling system in time, so that the first nitrogen pressure force value in stator reaches first
Scheduled pressure value 2kPa.
As a kind of optional embodiment, above-mentioned first pressure transmitter can also be substituted using voltage transformer, realized
The function of being realized with above-mentioned first pressure transmitter.
In an alternative embodiment, above system further include: second pressure transmitter connect with nitrogen cylinder, is used for
The second nitrogen pressure force value in above-mentioned nitrogen cylinder is obtained, and exports that above-mentioned second nitrogen pressure force value is supreme to state controller；Above-mentioned control
Device processed is also connect with above-mentioned second pressure transmitter, in above-mentioned second nitrogen pressure force value less than the second scheduled pressure value
In the case of, export the prompt information for prompting user to replace nitrogen cylinder.
In an alternative embodiment, above-mentioned second pressure transmitter can be online pressure transmitter, with nitrogen
Bottle connection, for monitoring the second nitrogen pressure force value in above-mentioned nitrogen cylinder, which can be, but not limited to be used for
The nitrogen pressure in nitrogen cylinder is characterized, above-mentioned second scheduled pressure value can be, but not limited to be set as 10kPa.When the second nitrogen pressure
Force value drops to the second scheduled pressure value 10kPa hereinafter, i.e. in above-mentioned second nitrogen pressure force value less than the second scheduled pressure value
In the case of, controller control automatically controls Nitrogen filling system and is alerted, and exports the nitrogen for prompting user to replace nitrogen abundance
The prompt information of bottle, so that the second nitrogen pressure force value in nitrogen cylinder reaches the second scheduled pressure value 10kPa.
As a kind of optional embodiment, above-mentioned second pressure transmitter can also be substituted using voltage transformer, realized
The function of being realized with above-mentioned second pressure transmitter.
In an alternative embodiment, above system further include: temperature transmitter is connect with said stator, for examining
The temperature value of the nitrogen in said stator is surveyed, and exports above-mentioned temperature value to above controller；Heater connects with said stator
It connects, for carrying out heating treatment to the nitrogen in said stator；Above controller, also with above-mentioned temperature transmitter, above-mentioned heating
Device connection, for controlling above-mentioned heater to the nitrogen in said stator in the case where above-mentioned temperature value is less than temperature threshold
Carry out heating treatment.
In a kind of optional embodiment of the application, above-mentioned temperature transmitter can be for using thermocouple, thermal resistance work
For temperature element, it is sent to transmitter module from temperature element output signal, is converted into and the 4-20MA of temperature line relationship electricity
Flow the voltage signal of signal 0-5V/0-10V.
In an alternative embodiment, above-mentioned temperature threshold can be 5 DEG C, be less than temperature threshold in above-mentioned temperature value
In the case of, it controls above-mentioned heater and heating treatment is carried out to the nitrogen in said stator, can be, but not limited to minimum be warming up to 5
℃。
Due to during maintaining stator, generally requiring the maintenance temperature value of stator to be not less than 5 degree of (being higher than),
In the embodiment of the present application, it by the way that online temperature transmitter is arranged, is kept by controlling the nitrogen heater connecting with stator
Stator maintains temperature and is not less than 5 DEG C.
In an alternative embodiment, above system further include: humidity measurement instrument is connect with said stator, for examining
Survey the humidity value of nitrogen in said stator；Drying machine is connect with said stator, for above-mentioned nitrogen to be dried；On
Controller is stated, is also connect with above-mentioned humidity measurement instrument, for controlling above-mentioned in the case where above-mentioned humidity value is less than humidity threshold
Above-mentioned nitrogen is dried in drying machine.
In an alternative embodiment, can be, but not limited in the following way, realize drying machine to above-mentioned nitrogen into
Row is dried: the nitrogen inside drying machine extraction said stator is dried, and the nitrogen after wadding warp drying process
To above-mentioned stator interior.
In the embodiment of the present application, above-mentioned humidity measurement instrument can be, but not limited to as online humidity measurement instrument, and above-mentioned
Stator connection, for detecting the humidity value of nitrogen in said stator；Above-mentioned humidity threshold can be, but not limited to (can be with for -20 DEG C
Be interpreted as 3 grades of dew point grade of nitrogen, i.e., pressure leak source is not higher than -20 DEG C), when the humidity value for detecting above-mentioned nitrogen be less than it is upper
- 20 DEG C of humidity threshold are stated, for example, then controller can control automatic control when the humidity value for detecting above-mentioned nitrogen is -25 DEG C
The drying machine of Nitrogen filling system processed starts, and extracts the nitrogen of stator interior out, and send back in stator after being dried to the nitrogen of extraction
Portion, also, in the embodiment of the present application, after above-mentioned humidity value reaches humidity threshold, drying machine is out of service.
In an alternative embodiment, above system further include: megameter is connect with said stator, for detecting
State the insulating resistance value of stator winding；Above controller is also connect with above-mentioned megameter, for being less than in above-mentioned insulating resistance value
In the case where resistance threshold, controls above-mentioned drying machine and above-mentioned nitrogen is dried.
In above-mentioned optional embodiment, above-mentioned megameter is a kind of measuring instrumentss, for detecting electrical equipment, household electric
Device or electric wiring over the ground and alternate insulation resistance, to guarantee that these equipment, electric appliance or line trace in normal condition, avoid
The electric shock accidents such as injures and deaths and equipment damage occur.
In the embodiment of the present application, above-mentioned megameter, connect with said stator, for detecting the insulation of said stator winding
Resistance value.Optionally, above-mentioned resistance threshold can be 80M Ω, be less than resistance threshold 80M Ω in insulating resistance value and (be converted to room
Under the conditions of temperature) in the case where, then show that said stator has the case where dampness, the drying machine for automatically controlling nitrogen filled protection system opens
It is dynamic, extract out stator interior nitrogen dry after send stator back to, it is ensured that stator interior is dried.
In an alternative embodiment, above system further include: display equipment is connect, for showing with above controller
Show the supplemental characteristic of said stator；Memory is connect with above controller, for storing the supplemental characteristic of said stator.
In above-mentioned optional embodiment, above-mentioned display equipment can be, but not limited to for smart phone, laptop,
The electronic equipments such as iPAD, or the equipment such as display, display screen, for showing above-mentioned parameter data.Above-mentioned memory can
Think any one memory.In an alternative embodiment, above-mentioned parameter data can be, but not limited to include: nitrogen charging purity
Value, the first nitrogen pressure force value, the second nitrogen pressure force value, nitrogen temperature value, nitrogen humidity value, insulating resistance value and nitrogen cylinder are remaining
Reserves etc..
In an alternative embodiment, above system further include: nitrogen cylinder, for storing nitrogen；Said stator is also wrapped
Include: nitrogen charging mouth is connect with nitrogen cylinder, for the nitrogen in above-mentioned nitrogen cylinder to be transmitted to the inside of said stator.
In above-mentioned optional embodiment, above-mentioned nitrogen cylinder can be connect by the nitrogen charging mouth on stator with stator, in turn
The nitrogen that can will be stored in nitrogen cylinder by above-mentioned nitrogen charging mouth, is transmitted to the inside of said stator, fills or replaces for stator
Nitrogen.
As a kind of optional embodiment, above-mentioned nitrogen charging mouth can be vapour end casing inflating port, encourage to hold and determine cold water busbar connector
Pipe dewatering outlet etc., it should be noted that cold water bus bar dewatering outlet is determined into as nitrogen charging mouth in above-mentioned end of encouraging, then needs scene to match
Set the equipment such as gas-charging connection, pressure gauge and isolating valve.
In an alternative embodiment, it before determining whether to fill nitrogen for said stator, can be, but not limited to use
Compressed air (condition that compressed air need to meet are as follows: 3 grades of dew point grade, i.e. pressure leak source is not higher than -20 DEG C) in drying machine
Air seal test is carried out, and is kept for 1 hour after nitrogen charging pressure in the stator to 20kPa, if being considered as airtight without obvious pressure drop
Pass the test.
In the case where the air seal test of said stator is qualified, nitrogen is slowly at the uniform velocity filled after stator interior is vacuumized
(use purity nitrogen and the above quality nitrogen, purity nitrogen is according to " GBT 8979-2008 purity nitrogen, High Purity Nitrogen and superpure nitrogen ") to 20kPa, and
After static 2 hours, the slow nitrogen for discharging stator interior to 2kPa, then slowly at the uniform velocity filling nitrogen does nitrogen charging to 20kPa
12h is tested in pressure maintaining, and slip is considered as pressure maintaining pass the test less than 5%.
It should be noted that the specific structure of the automatic nitrogen-charging system of stator shown in Fig. 1 to Fig. 2 in the application is only
Signal, in specific application, the automatic nitrogen-charging system of the stator in the application can be more automatic than Fig. 1 to stator shown in Fig. 2
Nitrogen filling system has more or few structures.
Embodiment 2
According to embodiments of the present invention, the embodiment of a kind of automatic nitrogen-charging method of stator is provided, it should be noted that
The step of process of attached drawing illustrates can execute in a computer system such as a set of computer executable instructions, also,
It, in some cases, can be to be different from shown in sequence execution herein although logical order is shown in flow charts
The step of out or describing.
Fig. 3 is a kind of flow chart of the automatic nitrogen-charging method of stator according to an embodiment of the present invention, as shown in figure 3, the party
Method includes the following steps:
Step S102 monitors the target component of the nitrogen in stator.
Step S104, according to above-mentioned target component, it is determined whether fill nitrogen for said stator.
In an alternative embodiment, the executing subject for appealing step S102 to step S104 can be the automatic of stator
Nitrogen filling system can be, but not limited to as any one in embodiment 1 be optional or the automatic nitrogen-charging system of preferred stator.
Optionally, said stator is the fixation member of machine, and rotor rotates inside stator or around stator, in the application
In embodiment, stator can be preferably the stator in generator.
As a kind of optional embodiment, above-mentioned target component can be the maintenance parameter of stator, by carrying out to stator
Long-term maintenance can corrode and make moist to avoid stator.Above-mentioned target component can be, but not limited to include: nitrogen charging Reinheitszahl,
One nitrogen pressure force value, the second nitrogen pressure force value, nitrogen temperature value, nitrogen humidity value, insulating resistance value and nitrogen cylinder remaining reserves
Deng.
In the embodiment of the present application, in the case where above-mentioned target component is unsatisfactory for preset condition, it is determined that be above-mentioned fixed
Son filling nitrogen, for example, above-mentioned preset condition needs so that above-mentioned target component is nitrogen gas purity value as an example for above-mentioned nitrogen gas purity value
It is determined as said stator in the case where above-mentioned nitrogen gas purity value is less than nitrogen gas purity threshold value more than or equal to nitrogen gas purity threshold value
Fill above-mentioned nitrogen.
In embodiments of the present invention, pass through the target component of the nitrogen in monitoring stator；According to above-mentioned target component, determine
It whether is said stator filling nitrogen.Based on the above embodiments of the present application, the maintenance parameter of automatic collection stator is reached, and certainly
The dynamic purpose for being determined whether to fill nitrogen for stator according to maintenance parameter, to realize the maintenance work amount for mitigating stator and guarantor
The technical effect of difficulty is supported, and then solves the maintenance parameter for needing manually to acquire stator in the prior art, and is manually fixed
Son filling nitrogen, leads to the workload for maintaining stator and the larger technical problem of difficulty.
In an alternative embodiment, above-mentioned target component includes: nitrogen gas purity value；Above-mentioned steps S104, according to upper
State target component, it is determined whether filling nitrogen for said stator includes:
Step S202 receives the above-mentioned nitrogen gas purity value that monitoring device is sent；
Step S204, the size of more above-mentioned nitrogen gas purity value and nitrogen gas purity threshold value；
Step S206 is determined as said stator in the case where above-mentioned nitrogen gas purity value is less than above-mentioned nitrogen gas purity threshold value
Fill above-mentioned nitrogen.
In the embodiment of the present application, above-mentioned target component includes: nitrogen gas purity value；It is nitrogen gas purity in above-mentioned target component
It, can be using the nitrogen gas purity value of the above-mentioned nitrogen in nitrogen gas purity detector monitoring said stator, controller in the case where value
Determined whether to fill nitrogen for said stator according to above-mentioned nitrogen gas purity value, wherein it is pure to be less than nitrogen in above-mentioned nitrogen gas purity value
In the case where spending threshold value, it is determined as said stator and fills above-mentioned nitrogen.
It should be noted that nitrogen gas purity is primarily referred to as the content of non-nitriding gas, nitrogen gas purity value can be using single
Position % (nitrogen volume content) or oxygen content unit ppm (hundred a ten thousandths), ppb (part per billion) are indicated, in the application
In embodiment, it can be, but not limited to illustrate using unit % conduct.
In order to preferably maintain stator, slow down due to the too low influence maintenance demand of nitrogen gas purity, in the embodiment of the present application,
Nitrogen gas purity threshold value can be 99.9%, when nitrogen gas purity value is less than (or being interpreted as being lower than) nitrogen gas purity threshold value 99.9%,
Then show that current nitrogen gas purity value is unqualified, it is difficult to meet the maintenance demand of stator, it is determined that need for said stator filling
Above-mentioned nitrogen can be, but not limited to by way of outputting alarm information or prompt information in an alternative embodiment,
It prompts user by the way of filling denitrogen gas, improves the nitrogen gas purity value of above-mentioned nitrogen to nitrogen gas purity threshold value 99.9%.
In an alternative embodiment, above-mentioned target component further include: the first nitrogen pressure force value in said stator；On
Step S104 is stated, according to above-mentioned target component, it is determined whether filling nitrogen for said stator includes:
Step S302 receives the above-mentioned first nitrogen pressure force value that first pressure transmitter is sent；
Step S304, the size of more above-mentioned first nitrogen pressure force value and the first scheduled pressure value；
Step S306, above-mentioned first nitrogen pressure force value be less than above-mentioned first scheduled pressure value in the case where, be determined as on
It states stator and fills above-mentioned nitrogen.
In an alternative embodiment, above-mentioned first pressure transmitter can be online pressure transmitter, with stator
Connection, for monitoring the first nitrogen pressure force value in stator, the first nitrogen pressure force value be can be, but not limited to for characterizing in stator
Nitrogen charging pressure, above-mentioned first scheduled pressure value can be, but not limited to be set as 2kPa.When the first nitrogen pressure force value drops to
One scheduled pressure value 2kPa is hereinafter, be the controller in the case where above-mentioned first nitrogen pressure force value is less than the first scheduled pressure value
It is stator supplement nitrogen that control automatically controls Nitrogen filling system in time, so that the first nitrogen pressure force value in stator reaches first in advance
Level pressure force value 2kPa.
As a kind of optional embodiment, above-mentioned first pressure transmitter can also be substituted using voltage transformer, realized
The function of being realized with above-mentioned first pressure transmitter.
In an alternative embodiment, before the target component of the nitrogen in monitoring stator, or in monitoring stator
While the target component of nitrogen, the above method further include:
Step S402 monitors the second nitrogen pressure force value in above-mentioned nitrogen cylinder；
Step S404, the size of more above-mentioned second nitrogen pressure force value and the second scheduled pressure value；
Step S406, in the case where above-mentioned second nitrogen pressure force value is less than above-mentioned second scheduled pressure value, output is used for
User is prompted to replace the prompt information of nitrogen cylinder.
In an alternative embodiment, it can be, but not limited to by the above-mentioned nitrogen cylinder of second pressure transmitters monitor
Second nitrogen pressure force value can also substitute above-mentioned second pressure pick-up using voltage transformer as a kind of optional embodiment
Device realizes the function of being realized with above-mentioned second pressure transmitter.
Above-mentioned second pressure transmitter can be online pressure transmitter, connect with nitrogen cylinder, for monitoring above-mentioned nitrogen
The second nitrogen pressure force value in gas cylinder, the second nitrogen pressure force value can be, but not limited to for characterizing the nitrogen pressure in nitrogen cylinder
Power, above-mentioned second scheduled pressure value can be, but not limited to be set as 10kPa.When the second nitrogen pressure force value drops to the second pre- level pressure
For force value 10kPa hereinafter, i.e. in the case where above-mentioned second nitrogen pressure force value is less than the second scheduled pressure value, controller control is automatic
Control Nitrogen filling system is alerted, and the prompt information of the nitrogen cylinder for prompting user to replace nitrogen abundance is exported, so that nitrogen
The second nitrogen pressure force value in gas cylinder reaches the second scheduled pressure value 10kPa.
In an alternative embodiment, according to above-mentioned target component, it is determined whether for said stator fill nitrogen it
Before, the above method further include:
Step S502 carries out air seal test to said stator.
In above-mentioned optional embodiment, before determining whether to fill nitrogen for said stator, it can be, but not limited to use
Compressed air (condition that compressed air need to meet are as follows: 3 grades of dew point grade, i.e. pressure leak source is not higher than -20 DEG C) in drying machine
Air seal test is carried out, and is kept for 1 hour after nitrogen charging pressure in the stator to 20kPa, if being considered as airtight without obvious pressure drop
Pass the test.
Step S504 carries out pressure maintaining test to said stator in the case where the air seal test of said stator is qualified.
In the case where the air seal test of said stator is qualified, nitrogen is slowly at the uniform velocity filled after stator interior is vacuumized
(use purity nitrogen and the above quality nitrogen, purity nitrogen is according to " GBT 8979-2008 purity nitrogen, High Purity Nitrogen and superpure nitrogen ") to 20kPa, and
After static 2 hours, the slow nitrogen for discharging stator interior to 2kPa, then slowly at the uniform velocity filling nitrogen does nitrogen charging to 20kPa
12h is tested in pressure maintaining, and slip is considered as pressure maintaining pass the test less than 5%.
It should be noted that the automatic nitrogen-charging side of any one optional or preferred stator in the embodiment of the present application 2
Method can be executed or be realized in the automatic nitrogen-charging system of the stator provided by the embodiment of the present application 1.
In addition, still it should be noted that the optional or preferred embodiment of the present embodiment may refer to the phase in embodiment 1
Description is closed, details are not described herein again.
Embodiment 3
According to embodiments of the present invention, a kind of device implementation for implementing the automatic nitrogen-charging method of said stator is additionally provided
Example, Fig. 4 is a kind of structural schematic diagram of the automatic nitrogen charger of stator according to an embodiment of the present invention, as shown in figure 4, above-mentioned fixed
The automatic nitrogen charger of son, comprising: monitoring modular 40 and determining module 42, in which:
Monitoring modular 40, for monitoring the target component of the nitrogen in stator；Determining module 42, for according to above-mentioned target
Parameter, it is determined whether fill nitrogen for said stator.
It should be noted that above-mentioned modules can be realized by software or hardware, for example, for the latter,
Can be accomplished by the following way: above-mentioned modules can be located in same processor；Alternatively, above-mentioned modules are with any
Combined mode is located in different processors.
Herein it should be noted that above-mentioned monitoring modular 40 and determining module 42 correspond to the step S102 in embodiment 2
To step S104, above-mentioned module is identical as example and application scenarios that corresponding step is realized, but is not limited to the above embodiments 1
Disclosure of that.It should be noted that above-mentioned module may operate in terminal as a part of device.
It should be noted that the optional or preferred embodiment of the present embodiment may refer to the associated description in embodiment 1,
Details are not described herein again.
The automatic nitrogen charger of above-mentioned stator can also include processor and memory, above-mentioned monitoring modular 40 and determine
Modules 42 etc. store in memory as program unit, execute above procedure unit stored in memory by processor
To realize corresponding function.
Include kernel in processor, is gone in memory to transfer corresponding program unit by kernel, above-mentioned kernel can be set
One or more.Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM)
And/or the forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM), memory includes at least one
Storage chip.
According to the embodiment of the present application, a kind of storage medium embodiment is additionally provided.Optionally, in the present embodiment, above-mentioned
Storage medium includes the program of storage, wherein equipment where controlling above-mentioned storage medium in above procedure operation executes above-mentioned
The automatic nitrogen-charging method of any one stator.
Optionally, in the present embodiment, above-mentioned storage medium can be located in computer network in computer terminal group
In any one terminal, or in any one mobile terminal in mobile terminal group, above-mentioned storage medium packet
Include the program of storage.
Optionally, when program is run, equipment where control storage medium executes following functions: the nitrogen in monitoring stator
Target component；According to above-mentioned target component, it is determined whether fill nitrogen for said stator.
Optionally, when program is run, equipment where control storage medium executes following functions: receiving monitoring device and sends
Above-mentioned nitrogen gas purity value；The size of more above-mentioned nitrogen gas purity value and nitrogen gas purity threshold value；It is less than in above-mentioned nitrogen gas purity value
In the case where above-mentioned nitrogen gas purity threshold value, it is determined as said stator and fills above-mentioned nitrogen.
Optionally, when program is run, equipment where control storage medium executes following functions: receiving first pressure pick-up
The above-mentioned first nitrogen pressure force value that device is sent；The size of more above-mentioned first nitrogen pressure force value and the first scheduled pressure value；Upper
It states the first nitrogen pressure force value and fills above-mentioned nitrogen less than said stator in the case where above-mentioned first scheduled pressure value, is determined as.
Optionally, when program is run, equipment where control storage medium executes following functions: monitoring in above-mentioned nitrogen cylinder
The second nitrogen pressure force value；The size of more above-mentioned second nitrogen pressure force value and the second scheduled pressure value；In above-mentioned second nitrogen
In the case that pressure value is less than above-mentioned second scheduled pressure value, the prompt information for prompting user to replace nitrogen cylinder is exported.
Optionally, when program is run, equipment where control storage medium executes following functions: carrying out gas to said stator
Close test；In the case where the air seal test of said stator is qualified, pressure maintaining test is carried out to said stator.
According to the embodiment of the present application, a kind of processor embodiment is additionally provided.Optionally, in the present embodiment, above-mentioned place
Reason device is for running program, wherein above procedure executes the automatic nitrogen-charging method of any one of the above stator when running.
The embodiment of the present application provides a kind of equipment, equipment include processor, memory and storage on a memory and can
The program run on a processor, processor perform the steps of the target component of the nitrogen in monitoring stator when executing program；
According to above-mentioned target component, it is determined whether fill nitrogen for said stator.
Optionally, when above-mentioned processor executes program, the above-mentioned nitrogen gas purity value of monitoring device transmission can also be received；Than
The size of more above-mentioned nitrogen gas purity value and nitrogen gas purity threshold value；It is less than the feelings of above-mentioned nitrogen gas purity threshold value in above-mentioned nitrogen gas purity value
Under condition, it is determined as said stator and fills above-mentioned nitrogen.
Optionally, when above-mentioned processor executes program, above-mentioned first nitrogen of first pressure transmitter transmission can also be received
Air pressure force value；The size of more above-mentioned first nitrogen pressure force value and the first scheduled pressure value；It is small in above-mentioned first nitrogen pressure force value
In the case where above-mentioned first scheduled pressure value, it is determined as said stator and fills above-mentioned nitrogen.
Optionally, when above-mentioned processor executes program, the second nitrogen pressure force value in above-mentioned nitrogen cylinder can also be monitored；Than
The size of more above-mentioned second nitrogen pressure force value and the second scheduled pressure value；It is pre- to be less than above-mentioned second in above-mentioned second nitrogen pressure force value
In the case where level pressure force value, the prompt information for prompting user to replace nitrogen cylinder is exported.
Optionally, when above-mentioned processor executes program, air seal test can also be carried out to said stator；In said stator
In the case that air seal test is qualified, pressure maintaining test is carried out to said stator.
Present invention also provides a kind of computer program products, when executing on data processing equipment, are adapted for carrying out just
The program of beginningization there are as below methods step: the target component of the nitrogen in monitoring stator；According to above-mentioned target component, it is determined whether
Nitrogen is filled for said stator.
Optionally, when above-mentioned computer program product executes program, the above-mentioned nitrogen of monitoring device transmission can also be received
Reinheitszahl；The size of more above-mentioned nitrogen gas purity value and nitrogen gas purity threshold value；It is pure to be less than above-mentioned nitrogen in above-mentioned nitrogen gas purity value
In the case where spending threshold value, it is determined as said stator and fills above-mentioned nitrogen.
Optionally, when above-mentioned computer program product executes program, the upper of first pressure transmitter transmission can also be received
State the first nitrogen pressure force value；The size of more above-mentioned first nitrogen pressure force value and the first scheduled pressure value；In above-mentioned first nitrogen
In the case that pressure value is less than above-mentioned first scheduled pressure value, it is determined as said stator and fills above-mentioned nitrogen.
Optionally, when above-mentioned computer program product executes program, the second nitrogen in above-mentioned nitrogen cylinder can also be monitored
Pressure value；The size of more above-mentioned second nitrogen pressure force value and the second scheduled pressure value；It is less than in above-mentioned second nitrogen pressure force value
In the case where above-mentioned second scheduled pressure value, the prompt information for prompting user to replace nitrogen cylinder is exported.
Optionally, when above-mentioned computer program product executes program, air seal test can also be carried out to said stator；Upper
In the case where the air seal test qualification for stating stator, pressure maintaining test is carried out to said stator.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (14)
1. a kind of automatic nitrogen-charging system of stator characterized by comprising
Stator；
Monitoring device is connect with the stator, for monitoring the target component of the nitrogen in the stator, wherein the target
Parameter includes: nitrogen gas purity value；
Controller is connect with the monitoring device, fills nitrogen for determining whether according to the nitrogen gas purity value for the stator
Gas, wherein in the case where the nitrogen gas purity value is less than nitrogen gas purity threshold value, is determined as the stator and fills the nitrogen.
2. system according to claim 1, which is characterized in that
The target component further include: the first nitrogen pressure force value in stator；The system also includes: first pressure transmitter,
It is connect with the stator, for obtaining the first nitrogen pressure force value in the stator, and exports the first nitrogen pressure force value extremely
The controller；
The controller is also connect with the first pressure transmitter, for pre- less than first in the first nitrogen pressure force value
In the case where level pressure force value, it is determined as the stator and fills the nitrogen.
3. system according to claim 1, which is characterized in that
The system also includes: second pressure transmitter is connect with nitrogen cylinder, for obtaining the second nitrogen in the nitrogen cylinder
Pressure value, and the second nitrogen pressure force value is exported to the controller；
The controller is also connect with the second pressure transmitter, for pre- less than second in the second nitrogen pressure force value
In the case where level pressure force value, the prompt information for prompting user to replace nitrogen cylinder is exported.
4. system according to claim 1, which is characterized in that
The system also includes: temperature transmitter is connect with the stator, for detecting the temperature of the nitrogen in the stator
Value, and the temperature value is exported to the controller；Heater is connect with the stator, for the nitrogen in the stator
Carry out heating treatment；
The controller is also connect with the temperature transmitter, the heater, for being less than temperature threshold in the temperature value
In the case where, it controls the heater and heating treatment is carried out to the nitrogen in the stator.
5. system according to claim 1, which is characterized in that
The system also includes: humidity measurement instrument is connect with the stator, for detecting the humidity value of nitrogen in the stator；
Drying machine is connect with the stator, for the nitrogen to be dried；
The controller is also connect with the humidity measurement instrument, for controlling in the case where the humidity value is less than humidity threshold
The drying machine is made the nitrogen is dried.
6. system according to claim 5, which is characterized in that
The system also includes: megameter is connect with the stator, for detecting the insulating resistance value of the stator winding；
The controller is also connect with the megameter, for controlling in the case where the insulating resistance value is less than resistance threshold
The drying machine is made the nitrogen is dried.
7. system according to claim 1, which is characterized in that the system also includes:
It shows equipment, is connect with the controller, for showing the supplemental characteristic of the stator；
Memory is connect with the controller, for storing the supplemental characteristic of the stator.
8. system as claimed in any of claims 1 to 7, which is characterized in that
The system also includes: nitrogen cylinder, for storing nitrogen；
The stator further include: nitrogen charging mouth is connect with nitrogen cylinder, for the nitrogen in the nitrogen cylinder to be transmitted to the stator
Inside.
9. a kind of automatic nitrogen-charging method of stator characterized by comprising
Monitor the target component of the nitrogen in stator；
According to the target component, it is determined whether fill nitrogen for the stator.
10. according to the method described in claim 9, it is characterized in that, the target component includes: nitrogen gas purity value；According to institute
State target component, it is determined whether filling nitrogen for the stator includes:
Receive the nitrogen gas purity value that monitoring device is sent；
Compare the size of the nitrogen gas purity value and nitrogen gas purity threshold value；
In the case where the nitrogen gas purity value is less than the nitrogen gas purity threshold value, it is determined as the stator and fills the nitrogen.
11. according to the method described in claim 9, it is characterized in that, the target component further include: first in the stator
Nitrogen pressure force value；According to the target component, it is determined whether filling nitrogen for the stator includes:
Receive the first nitrogen pressure force value that first pressure transmitter is sent；
Compare the size of the first nitrogen pressure force value and the first scheduled pressure value；
In the case where the first nitrogen pressure force value is less than first scheduled pressure value, it is determined as described in the stator filling
Nitrogen.
12. according to the method described in claim 9, it is characterized in that, monitoring stator in nitrogen target component before, or
While monitoring the target component of the nitrogen in stator, the method also includes:
Monitor the second nitrogen pressure force value in the nitrogen cylinder；
Compare the size of the second nitrogen pressure force value and the second scheduled pressure value；
In the case where the second nitrogen pressure force value is less than second scheduled pressure value, output is for prompting user to replace nitrogen
The prompt information of gas cylinder.
13. according to the method described in claim 9, it is characterized in that, according to the target component, it is determined whether be described fixed
Before son filling nitrogen, the method also includes:
Air seal test is carried out to the stator；
In the case where the air seal test of the stator is qualified, pressure maintaining test is carried out to the stator.
14. a kind of automatic nitrogen charger of stator characterized by comprising
Monitoring modular, for monitoring the target component of the nitrogen in stator；
Determining module, for according to the target component, it is determined whether fill nitrogen for the stator.
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| CN201810798926.8A CN108930912B (en) | 2018-07-19 | 2018-07-19 | Automatic nitrogen charging method, device and system for stator |
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| CN201810798926.8A CN108930912B (en) | 2018-07-19 | 2018-07-19 | Automatic nitrogen charging method, device and system for stator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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