CN104386795A - Electric-generator internal cooling water, application thereof and method for cooling electric generator - Google Patents
Electric-generator internal cooling water, application thereof and method for cooling electric generator Download PDFInfo
- Publication number
- CN104386795A CN104386795A CN201410520693.7A CN201410520693A CN104386795A CN 104386795 A CN104386795 A CN 104386795A CN 201410520693 A CN201410520693 A CN 201410520693A CN 104386795 A CN104386795 A CN 104386795A
- Authority
- CN
- China
- Prior art keywords
- water
- electric generator
- cooling water
- inner cooling
- generator inner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses electric-generator internal cooling water, and the electric-generator internal cooling water contains water discharged from a chemical water-preparation processing mixed bed and generating-set condensation water. The invention also discloses application of the above electric-generator internal cooling water to cool an electric generator. The invention also discloses a method for cooling the electric generator. The method comprises under the condition of starting an electric-generator internal cooling water system, using the water discharged from chemical water-preparation processing mixed bed and generating-set condensation water as electric-generator internal cooling water for cooling the electric generator. By employing the electric-generator internal cooling water, under the premise of utilizing resource owned by a power plant self, a simple low-cost method can be used for cooling a large-scale electric generator in a large-scale power plant with good effect without using a bypass ion exchanger which is necessary for processing the electric-generator internal cooling water in the prior art.
Description
Technical field
The present invention relates to the application in cooled electric generator of a kind of electric generator inner cooling water, a kind of electric generator inner cooling water and a kind of method of cooled electric generator.
Background technology
Portion of energy is transformed into heat energy due to energy expenditure by generator in operation process, the temperature of the parts such as rotor, stator is raised, and then causes insulation winding aging, output drop, even motor damage.Therefore, be necessary to cool the parts in generator.But because electric generator inner cooling water works under the environment of high-voltage electric field, therefore, compared with common water coolant, electric generator inner cooling water, except will meeting the requirement of not burn into non-scaling, also should have good electrical insulation properties.
But oxygen, carbonic acid gas etc. in the working process of electric generator inner cooling water inevitably in dissolved air, make the pH value of electric generator inner cooling water reduce gradually, and then cause corrosion at generator.Therefore, usually require that the dissolved oxygen in electric generator inner cooling water is≤30 μ g/L, pH value is >=7.0-9.0, and specific conductivity is 0.4-2.0 μ s/cm; From the angle of safety, in actual moving process, after 2010, power plant requires that electric generator inner cooling water meets DL/T801-2010 standard usually, and namely pH value controls as 8.0-9.0, and specific conductivity controls as≤1.5 μ s/cm.
Prior art usually adopts the hybrid resin be made up of OH type ion exchange resin and H type ion exchange resin (to meet GB12145-2008 standard, the power plant that part is built up the eighties controls specific conductivity≤0.5 μ s/cm) electric generator inner cooling water is processed, so that the pH value of electric generator inner cooling water is remained more than 7.2, but the work-ing life of this hybrid resin is shorter, within 4 months, the pH value of electric generator inner cooling water just can not be realized to remain more than 7.2 in operation later, and the specific conductivity of electric generator inner cooling water also raises gradually with the prolongation of working time, higher than 0.45 μ s/cm, even higher than 0.5 μ s/cm, so that the specific conductivity running electric generator inner cooling water after 4 months just can not meet the service requirements of technological standard.
And, when adopt containing the hybrid resin of OH type ion exchange resin, Na type ion exchange resin and H type ion exchange resin, electric generator inner cooling water is processed simultaneously time, usually because adjustment resin ratio is improper or make specific conductivity increase to very to be soon greater than 2.0 μ s/cm not in time.
Therefore, how low cost can be adopted and easy method, for a long time and well the pH value of electric generator inner cooling water is controlled as 7.0-9.0, specific conductivity controls as 0.4-2 μ s/cm, content of copper ion, not higher than 20 μ g/L, also can not produce corrosion to generator parts simultaneously and remain a problem demanding prompt solution.
Summary of the invention
The object of the invention is the defect overcoming prior art, utilize the owned resource in power station, a kind of electric generator inner cooling water for cooled electric generator is provided, electric generator inner cooling water of the present invention is simple and easy to get, even and cooling for the high-rating generator in big power station also there is good effect.The method of cooled electric generator of the present invention is easy and simple to handle, with low cost, and during by adopting method cooled electric generator of the present invention, even through the long cycle of operation, the inner cold water water quality of generator also can remain in acceptability limit.
To achieve these goals, on the one hand, the invention provides a kind of electric generator inner cooling water, this electric generator inner cooling water contains chemistry water treatment mixed bed processed water outlet and generating set condensed water.
On the other hand, the invention provides the application of a kind of above-mentioned electric generator inner cooling water of the present invention in cooled electric generator.
On the other hand, the invention provides a kind of method of cooled electric generator, the method comprises: under the condition of starter-generator water-cooling generator, uses chemistry water treatment mixed bed processed water outlet and generating set condensed water as electric generator inner cooling water cooled electric generator.
Pass through technique scheme, under the prerequisite utilizing the owned resource in power station, under the condition of the bypass ion-exchanger that must use when prior art process electric generator inner cooling water need not be used, just can the cooling for the high-rating generator in big power station be made to have good effect by method simple and with low cost.During by adopting method cooled electric generator of the present invention, even through the long cycle of operation, the inner cold water water quality of generator also can remain in acceptability limit, and such as pH value remains on 8.0-9.0, specific conductivity, not higher than 2.0 μ s/cm, can not produce corrosion to the internal part of generator simultaneously.Such as, result as can be seen from embodiments of the invention: adopt method of the present invention generating set is run continuously 4 months after the water quality of electric generator inner cooling water can also be made to remain in acceptability limit, pH value even can be made to be 8.0-8.5, specific conductivity is not higher than 1.5 μ s/cm, and content of copper ion is not higher than 10 μ g/L.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Embodiment
Below the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
On the one hand, the invention provides a kind of electric generator inner cooling water, this electric generator inner cooling water contains chemistry water treatment mixed bed processed water outlet and generating set condensed water.
During by above-mentioned electric generator inner cooling water provided by the invention is used for electric generator inner cooling water system with cooled electric generator, even through the long cycle of operation, the inner cold water water quality of generator also can remain in acceptability limit.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: specific conductivity≤0.2 μ s/cm; Be preferably 0.06-0.15 μ s/cm.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: hardness=0 μm ol/L.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: the concentration≤20 μ g/L of silicon-dioxide; Be preferably 5-12 μ g/L.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: pH value is >=7.0, is preferably 7.0-7.5.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described generating set condensed water comprises: specific conductivity≤0.2 μ s/cm; Be preferably 0.08-0.11 μ s/cm.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described generating set condensed water comprises: hardness=0 μm ol/L.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described generating set condensed water comprises: the concentration≤20 μ g/L of silicon-dioxide, is preferably 2-12 μ g/L.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described generating set condensed water comprises: pH value is 9.0-9.4.
Under preferable case, in electric generator inner cooling water of the present invention, the water quality of described generating set condensed water comprises: dissolved oxygen content≤20 μ g/L, is preferably 7-15 μ g/L.
On the other hand, the invention provides the application of a kind of above-mentioned electric generator inner cooling water of the present invention in cooled electric generator.
The third aspect, the invention provides a kind of method of cooled electric generator, the method comprises: under the condition of starter-generator water-cooling generator, uses chemistry water treatment mixed bed processed water outlet and generating set condensed water as electric generator inner cooling water cooled electric generator.
In the present invention, it should be noted that, when generating set is out of service, unless stated otherwise, electric generator inner cooling water system of the present invention is not out of service, keeps in this process using water source based on the water outlet of chemistry water treatment mixed bed processed.And, well known to a person skilled in the art it is that only carrying out electric generator inner cooling water system just can by out of service for electric generator inner cooling water system when maintenance etc. operates.
Under preferable case, the method for cooled electric generator of the present invention comprises: before generating set starts, use the water outlet of described chemistry water treatment processed mixed bed as the basic water source of electric generator inner cooling water; After generating set starts, use described generating set condensed water as the supplementary adjustment water source of electric generator inner cooling water.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: specific conductivity≤0.2 μ s/cm; Be preferably 0.06-0.15 μ s/cm.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: hardness=0 μm ol/L.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: the concentration≤20 μ g/L of silicon-dioxide; Be preferably 5-12 μ g/L.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: pH value is >=7.0, is preferably 7.0-7.5.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described generating set condensed water comprises: specific conductivity≤0.2 μ s/cm; Be preferably 0.08-0.11 μ s/cm.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described generating set condensed water comprises: hardness=0 μm ol/L.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described generating set condensed water comprises: the concentration≤20 μ g/L of silicon-dioxide, is preferably 2-12 μ g/L.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described generating set condensed water comprises: pH value is 9.0-9.4.
Under preferable case, according to the method for cooled electric generator of the present invention, the water quality of described generating set condensed water comprises: dissolved oxygen content≤20 μ g/L, is preferably 7-15 μ g/L.
According to the method for cooled electric generator of the present invention, to the consumption of the described generating set condensed water adjusting water source as a supplement, there is no particular limitation, and those skilled in the art can select according to actual needs.Under preferable case, in the water quality requirement that can remain in more long period in electric generator inner cooling water system to make the method for cooled electric generator of the present invention, the consumption that the present invention preferably adjusts the described generating set condensed water at water source as a supplement makes the pH value of described electric generator inner cooling water be 7.0-9.0.
According to the method for cooled electric generator of the present invention, the method can also comprise: before generating set starts, use the water outlet of described chemistry water treatment processed mixed bed as the basic water source of electric generator inner cooling water; After generating set starts, use described generating set condensed water as the supplementary adjustment water source of electric generator inner cooling water, and when the pH value of described electric generator inner cooling water is 8.0-8.5, stop in described electric generator inner cooling water system, add the supplementary adjustment water source of described generating set condensed water as electric generator inner cooling water.
In the present invention, it should be noted that: before starting at generating set, use the water outlet of described chemistry water treatment processed mixed bed as the basic water source of electric generator inner cooling water; After generating set starts, when using the supplementary adjustment water source of described generating set condensed water as electric generator inner cooling water, as long as when the pH value that can make described electric generator inner cooling water is 8.0-8.5, even if stop adding the supplementary adjustment water source of described generating set condensed water as electric generator inner cooling water in described electric generator inner cooling water system, also the water quality of electric generator inner cooling water can be made to remain in acceptability limit, such as, in operational process, in electric generator inner cooling water, cupric ion detection limit is less than 10 μ g/L; And in operational process in electric generator inner cooling water specific conductivity be 1.0-1.5 μ s/cm, extenuate the corrosion of electric generator inner cooling water described in operational process to generating set.Meet DL/T801-2010 standard water quality requirement.
In the present invention, to the instrument of pH value measuring described electric generator inner cooling water, there is no particular limitation, those skilled in the art can adopt the various instrument of conventional use in this area or method to measure its pH value, such as in an embodiment of the present invention, exemplarily adopt online pH to show (trade mark is HGY2018) to measure.
In the present invention, to the instrument of specific conductivity measuring described electric generator inner cooling water, there is no particular limitation, those skilled in the art can adopt the various instrument of conventional use in this area or method to measure the specific conductivity of its electric generator inner cooling water, such as in an embodiment of the present invention, online specific conductivity table (trade mark is CENT) is exemplarily adopted to measure.
The preferred embodiment of one according to the present invention, method of the present invention can comprise: after generating set starts, when the pH value of described electric generator inner cooling water is less than 7.0, use chemistry water treatment mixed bed processed water outlet and generating set condensed water as the supplementary adjustment water source of electric generator inner cooling water.When this embodiment, to the described chemistry water treatment mixed bed processed water outlet as electric generator inner cooling water used and the usage ratio of generating set condensed water, there is no particular limitation, if those skilled in the art can be made by the usage ratio adjusting the water treatment processed mixed bed water outlet of described chemistry and generating set condensed water the pH value of described electric generator inner cooling water return to as early as possible 7.0 or above time.
According to the method for cooled electric generator of the present invention, the method controlling the water quality of described chemistry water treatment processed mixed bed water outlet can have multiple, the various methods that those skilled in the art can use according to routine are selected, as long as the water quality of described chemistry water treatment processed mixed bed water outlet can be made to meet above-mentioned requirements of the present invention.Under preferable case, in method of the present invention, by the water quality of chemistry water treatment mixed bed processed water outlet described in the ratio control that adjusts the zwitterion in described mixed bed.
According to method of the present invention, in order to monitor the water quality of described electric generator inner cooling water in time, preferred per week carries out sample examination 1-5 time to described electric generator inner cooling water, monitoring content of copper ion wherein.To the method for described sample examination, there is no particular limitation in the present invention.
According to the method for cooled electric generator of the present invention, preferred the method can also comprise: before the described electric generator inner cooling water system of startup, along the water (flow) direction of described electric generator inner cooling water, de-mineralized water is used to rinse described electric generator inner cooling water system, to the time of described flushing, there is no particular limitation in the present invention, as long as the flushing through described de-mineralized water can be made to make the draining in described electric generator inner cooling water system limpid, and meet the conductivity indices≤2.0 μ s/cm of draining.More preferably, in situation, the present invention uses de-mineralized water to rinse 15-60min to described electric generator inner cooling water system.
According to the method for cooled electric generator of the present invention, preferred the method can also comprise: after described electric generator inner cooling water system shutdown, along the water (flow) direction of described electric generator inner cooling water, de-mineralized water is used to rinse 15-60min to described electric generator inner cooling water system.
In method of the present invention, to described de-mineralized water, there is no particular limitation, can be the conventional various de-mineralized waters used in this area, namely various water technology is utilized, after removing suspended substance, colloid and the impurities in water such as inorganic cation, inorganic anion, the finished product water obtained, wherein allows the impurity containing trace.
Below will be described the present invention by embodiment.Generating set in following examples is Shenhua Sichuan 2 × 300MW Thermal generation unit.
Embodiment 1
Before generating set starts, in described electric generator inner cooling water system, add the water outlet of chemistry water treatment mixed bed processed; After generating set starts, in described electric generator inner cooling water system, add generating set condensed water, both water quality is as shown in table 1 below.Online pH table and specific conductivity table is used to monitor pH value and the specific conductivity of described electric generator inner cooling water respectively, and, every 3 days, described electric generator inner cooling water is sampled, to detect content of copper ion wherein.In order to cost-saving, when the pH value of online pH table display electric generator inner cooling water is within the scope of 8.0-8.5, stop adding generating set condensed water in described electric generator inner cooling water system; And, when the pH value of online pH table display electric generator inner cooling water is less than 7.0, simultaneously add described chemistry water treatment mixed bed processed water outlet and generating set condensed water to electric generator inner cooling water system, make the pH value of described electric generator inner cooling water return to as early as possible 7.0 or more than.
Result: adopt aforesaid method continuous service generating set 4 months, the water quality recording electric generator inner cooling water is as shown in table 2 below.And in the present embodiment, there is not the situation that the pH value of electric generator inner cooling water is less than 7.0.
Table 1
Table 2
Embodiment 2
Before generating set starts, in described electric generator inner cooling water system, add the water outlet of chemistry water treatment mixed bed processed; After generating set starts, in described electric generator inner cooling water system, add generating set condensed water, both water quality is as shown in table 3 below.Online pH table and specific conductivity table is used to monitor pH value and the specific conductivity of described electric generator inner cooling water respectively, and, every 4 days, described electric generator inner cooling water is sampled, to detect content of copper ion wherein.In order to cost-saving, when the pH value of online pH table display electric generator inner cooling water is within the scope of 8.0-8.5, stop adding generating set condensed water in described electric generator inner cooling water system; And, when the pH value of online pH table display electric generator inner cooling water is less than 7.0, simultaneously add described chemistry water treatment mixed bed processed water outlet and generating set condensed water to electric generator inner cooling water system, make the pH value of described electric generator inner cooling water return to as early as possible 7.0 or more than.
Result: adopt aforesaid method continuous service generating set 4 months, the water quality recording electric generator inner cooling water is as shown in table 4 below.And in the present embodiment, there is not the situation that the pH value of electric generator inner cooling water is less than 7.0.
Table 3
Table 4
Embodiment 3
Before generating set starts, in described electric generator inner cooling water system, add the water outlet of chemistry water treatment mixed bed processed; After generating set starts, in described electric generator inner cooling water system, add generating set condensed water, both water quality is as shown in table 5 below.Online pH table and specific conductivity table is used to monitor pH value and the specific conductivity of described electric generator inner cooling water respectively, and, every 7 days, described electric generator inner cooling water is sampled, to detect content of copper ion wherein.In order to cost-saving, when the pH value of online pH table display electric generator inner cooling water is within the scope of 8.0-8.5, stop adding generating set condensed water in described electric generator inner cooling water system; And, when the pH value of online pH table display electric generator inner cooling water is less than 7.0, simultaneously add described chemistry water treatment mixed bed processed water outlet and generating set condensed water to electric generator inner cooling water system, make the pH value of described electric generator inner cooling water return to as early as possible 7.0 or more than.
Result: adopt aforesaid method continuous service generating set 4 months, the water quality recording electric generator inner cooling water is as shown in table 6 below.And in the present embodiment, there is not the situation that the pH value of electric generator inner cooling water is less than 7.0.
Table 5
Table 6
Embodiment 4
Before generating set starts, in described electric generator inner cooling water system, add the water outlet of chemistry water treatment mixed bed processed; After generating set starts, in described electric generator inner cooling water system, add generating set condensed water, both water quality is as shown in table 7 below.Online pH table and specific conductivity table is used to monitor pH value and the specific conductivity of described electric generator inner cooling water respectively, and, every 3 days, described electric generator inner cooling water is sampled, to detect content of copper ion wherein.In order to cost-saving, when the pH value of online pH table display electric generator inner cooling water is within the scope of 8.0-8.5, stop adding generating set condensed water in described electric generator inner cooling water system; And, when the pH value of online pH table display electric generator inner cooling water is less than 7.0, simultaneously add described chemistry water treatment mixed bed processed water outlet and generating set condensed water to electric generator inner cooling water system, make the pH value of described electric generator inner cooling water return to as early as possible 7.0 or more than.
Result: adopt aforesaid method continuous service generating set 4 months, the water quality recording electric generator inner cooling water is as shown in table 8 below.And in the present embodiment, find when 2 months 03 days that the pH value of electric generator inner cooling water is 6.8 at employing aforesaid method continuous service generating set, so add described chemistry water treatment mixed bed processed water outlet and generating set condensed water to electric generator inner cooling water system simultaneously, the pH value of described electric generator inner cooling water is made to return to 8.2 after 2h.
Table 7
Table 8
Note: the minimum value of the pH value in table 8 is except finding when 2 months 03 days that the pH value of electric generator inner cooling water is the minimum value except the bad point of 6.8, and this bad point is by adding described chemistry water treatment mixed bed processed water outlet and generating set condensed water to electric generator inner cooling water system simultaneously, the pH value of described electric generator inner cooling water is made to return to 8.2 after 2h.
Comparative example 1
This comparative example adopts the ion-exchange resin used in prior art to control the water quality of electric generator inner cooling water, and concrete grammar is:
Before generating set starts, in described electric generator inner cooling water system, add the water outlet of chemistry water treatment mixed bed processed, the water quality of this chemistry water treatment mixed bed water outlet is identical with the chemistry water treatment mixed-bed effluent quality in embodiment 1.After generating set starts, the hybrid resin be made up of OH type ion exchange resin and H type ion exchange resin is adopted to process electric generator inner cooling water, electric generator inner cooling water water quality after generating set is started remains in acceptability limit, namely pH value controls as 7.0-9.0, specific conductivity controls as 0.4-2 μ s/cm, content of copper ion is not higher than 20 μ g/L, and hardness is 0 μm of ol/L.
Result: adopt aforesaid method continuous service generating set after 3 months, the water quality recording electric generator inner cooling water is as shown in table 9 below.After changing water, electric generator inner cooling water water quality slightly takes a turn for the better, but working time, very short (1-3 days) will worsen, and made the water quality of described electric generator inner cooling water can not meet GB12145-2008 standard.Be judged as efficiency lost resin, must resin be changed.
Table 9
| Specific conductivity (μ s/cm) | Hardness (μm ol/L) | PH value | Content of copper ion (μ g/L) | |
| Electric generator inner cooling water | 2.3 | 0.5 | 6.8 | 36.2 |
As can be seen from the result of above-described embodiment 1-4 and comparative example 1, adopting method of the present invention generating set to be run continuously 4 months can also make the water quality of electric generator inner cooling water meet DL/T801-2010 standard afterwards, pH value even can be made to be 8.0-8.5, specific conductivity is not higher than 1.5 μ s/cm, content of copper ion is not higher than 10 μ g/L, and method of the present invention is easy and simple to handle, with low cost.In addition, even if run in treating processes occur that the pH value of accidental electric generator inner cooling water is less than the situation of 7.0 time, also can by time and add chemistry water treatment mixed bed processed water outlet and generating set condensed water and make the fast quick-recovery of the pH value of electric generator inner cooling water qualified simultaneously.And adopt the method for comparative example to be run continuously by generating set after 3 months just to find that the water quality of electric generator inner cooling water can not meet GB12145-2008 standard, and must resin be changed.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out arbitrary combination between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. an electric generator inner cooling water, this electric generator inner cooling water contains chemistry water treatment mixed bed processed water outlet and generating set condensed water.
2. electric generator inner cooling water according to claim 1, wherein, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: specific conductivity≤0.2 μ s/cm, hardness=0 μm ol/L, the concentration≤20 μ g/L of silicon-dioxide, and pH value is >=7.0; The water quality of described generating set condensed water comprises: specific conductivity≤0.2 μ s/cm, hardness=0 μm ol/L, the concentration≤20 μ g/L of silicon-dioxide, and pH value is 9.0-9.4, dissolved oxygen content≤20 μ g/L.
3. electric generator inner cooling water according to claim 2, wherein, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: pH value is 7.0-7.5.
4. the application of the electric generator inner cooling water in claim 1-3 described in any one in cooled electric generator.
5. a method for cooled electric generator, the method comprises: under the condition of starter-generator water-cooling generator, uses chemistry water treatment mixed bed processed water outlet and generating set condensed water as electric generator inner cooling water cooled electric generator.
6. method according to claim 5, wherein, the method comprises: before generating set starts, use the water outlet of described chemistry water treatment processed mixed bed as the basic water source of electric generator inner cooling water; After generating set starts, use described generating set condensed water as the supplementary adjustment water source of electric generator inner cooling water.
7. method according to claim 5, wherein, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: specific conductivity≤0.2 μ s/cm, hardness=0 μm ol/L, the concentration≤20 μ g/L of silicon-dioxide, and pH value is >=7.0; The water quality of described generating set condensed water comprises: specific conductivity≤0.2 μ s/cm, hardness=0 μm ol/L, the concentration≤20 μ g/L of silicon-dioxide, and pH value is 9.0-9.4, dissolved oxygen content≤20 μ g/L.
8. method according to claim 7, wherein, the water quality of described chemistry water treatment mixed bed processed water outlet comprises: pH value is 7.0-7.5.
9. method according to claim 6, wherein, the consumption adjusting the described generating set condensed water at water source as a supplement makes the pH value of described electric generator inner cooling water be 7.0-9.0.
10. the method according to claim 5 or 6, wherein, the method comprises: after generating set starts, when the pH value of described electric generator inner cooling water is less than 7.0, uses chemistry water treatment mixed bed processed water outlet and generating set condensed water as the supplementary adjustment water source of electric generator inner cooling water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520693.7A CN104386795B (en) | 2014-09-30 | 2014-09-30 | Electric-generator internal cooling water, application thereof and method for cooling electric generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520693.7A CN104386795B (en) | 2014-09-30 | 2014-09-30 | Electric-generator internal cooling water, application thereof and method for cooling electric generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104386795A true CN104386795A (en) | 2015-03-04 |
| CN104386795B CN104386795B (en) | 2017-01-18 |
Family
ID=52604777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410520693.7A Active CN104386795B (en) | 2014-09-30 | 2014-09-30 | Electric-generator internal cooling water, application thereof and method for cooling electric generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104386795B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110451689A (en) * | 2019-08-20 | 2019-11-15 | 杭州浙源环境科技有限公司 | A kind of engine internal cooling water technique |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1354547A (en) * | 2001-12-17 | 2002-06-19 | 武汉大学 | Inner-cooling water ammonization fuzzy regulation and control method and its monitoring and control system |
| JP2003136067A (en) * | 2001-10-31 | 2003-05-13 | Sanyo Electric Co Ltd | Water treatment method and water treatment system |
| CN2872719Y (en) * | 2005-11-30 | 2007-02-21 | 南京博远水处理技术有限公司 | Special internally-cooled water processor |
| CN104030399A (en) * | 2014-05-12 | 2014-09-10 | 西安热工研究院有限公司 | Processing system and processing method for internal cooling water of generator |
-
2014
- 2014-09-30 CN CN201410520693.7A patent/CN104386795B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003136067A (en) * | 2001-10-31 | 2003-05-13 | Sanyo Electric Co Ltd | Water treatment method and water treatment system |
| CN1354547A (en) * | 2001-12-17 | 2002-06-19 | 武汉大学 | Inner-cooling water ammonization fuzzy regulation and control method and its monitoring and control system |
| CN2872719Y (en) * | 2005-11-30 | 2007-02-21 | 南京博远水处理技术有限公司 | Special internally-cooled water processor |
| CN104030399A (en) * | 2014-05-12 | 2014-09-10 | 西安热工研究院有限公司 | Processing system and processing method for internal cooling water of generator |
Non-Patent Citations (3)
| Title |
|---|
| 刘玮: "1000MW核电发电机组冷却系统简介", 《中国高新技术企业》 * |
| 戴力军: "论陡河发电厂污水处理现状及发展方向", 《科学之友》 * |
| 胡成等: "300MW发电机内冷水系统优化处理的探讨", 《锅炉制造》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110451689A (en) * | 2019-08-20 | 2019-11-15 | 杭州浙源环境科技有限公司 | A kind of engine internal cooling water technique |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104386795B (en) | 2017-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207009559U (en) | A kind of cooling circuit and fuel cell for fuel cell | |
| CN1843954A (en) | Method for conditioning cool water quality in large-sized power generator and monitor control system | |
| CN107761107A (en) | A kind of molybdate intercalation zinc-aluminium cerium hydrotalcite corrosion inhibiter and preparation method thereof | |
| CN109728331B (en) | Proton exchange membrane fuel cell dynamic performance test system and working method thereof | |
| CN203159359U (en) | An operation device for a circulating cooling water system with a high concentration ratio | |
| CN103896464B (en) | A kind of trade effluent materializing strategy agent and application thereof | |
| CN107585781A (en) | A kind of method for improving alumina producing Bayer process process efficiency | |
| CN104016525A (en) | Metal mine mineral separation wastewater treatment method | |
| CN104386795A (en) | Electric-generator internal cooling water, application thereof and method for cooling electric generator | |
| US20160069221A1 (en) | Thermal water treatment for stig power station concepts | |
| CN107140769A (en) | A kind of Novel cooling tower circular water treating system | |
| CN113023810B (en) | Multi-heating desulfurization waste water thermal concentration device and concentration effect control method thereof | |
| Alhamid et al. | Study on the effectiveness of ozonation technique in preventing scale precipitation on closed system cooling towers | |
| CN114555534B (en) | Water treatment system, ultrapure water production system, and water treatment method | |
| CN203668049U (en) | Microwave water treatment equipment | |
| CN205088082U (en) | Sewage sludge treatment device | |
| CN203928225U (en) | A kind of for center air-condition circle water water quality Integrated Processing System | |
| CN101898812A (en) | Method for processing generator inner cooling water | |
| CN203479018U (en) | Cooling system for circularly cooling high-temperature product through inert gas | |
| CN103592419B (en) | A kind of method studying the rear Treated sewage reusing equipment corrosion influence factor of sterilization | |
| CN101955277A (en) | Method for treating water in process of thermal power generation | |
| CN204039104U (en) | A kind of circulating water device be applied in power station | |
| CN201876140U (en) | Unpowered self-circulation water cooling device for blast furnace | |
| CN203845881U (en) | Cold water deoxygenation device in generator | |
| CN205328744U (en) | Refrigerating unit is in cooling water treatment in dry season system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |