CN104501857A - Air opening dust accumulation detection method, air opening dust accumulation detection device and power generating unit - Google Patents
Air opening dust accumulation detection method, air opening dust accumulation detection device and power generating unit Download PDFInfo
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- CN104501857A CN104501857A CN201410815075.5A CN201410815075A CN104501857A CN 104501857 A CN104501857 A CN 104501857A CN 201410815075 A CN201410815075 A CN 201410815075A CN 104501857 A CN104501857 A CN 104501857A
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Abstract
The invention provides an air opening dust accumulation detection method, an air opening dust accumulation detection device and a power generating unit. The environment temperature is detected through an environment temperature detection device; a temperature detector is used for detecting the temperature in a protection structure; then, a controller is used for collecting the environment temperature and the temperature in the protection structure and judging whether a difference value between the temperature in the protection structure and the environment temperature is greater than or equal to a first threshold or not; when the controller judges that the difference value between the temperature in the protection structure and the environment temperature is greater than or equal to the first threshold value, a first dust accumulation warning signal is outputted, at the moment, the condition that the accumulated dust at an air opening of the protection structure of the power generating unit needs to be cleaned can be known in time, and the blind waiting for manual regular cleaning is avoided, so the problems of the blindness of the manual regular cleaning and non timeliness in the prior art are solved.
Description
Technical field
The present invention relates to the maintenance technology field of generator unit, particularly relate to a kind of air port dust stratification detection method, air port dust stratification pick-up unit and generator unit.
Background technology
The container of current photovoltaic plant is usual means, and the heat radiation of its inside is generally by increasing radiator fan, utilizes air to flow and realizes the exchange of box house and outside heat.In order to ensure good protection, the air inlet of casing both increases window shutter and filter cotton, long-time running, can gather a large amount of sand and dust in air inlet, hinders extraneous air to enter, reduces radiating efficiency.In addition, setting is also provided with inlet air filter screen mouth, although be in internal container with the casing of the inverter in container itself, long-play also needs to clear up it, otherwise inverter internal ring temperature is higher, the automatic derate of controller is run, and will lose part generate electricity amount.
Prior art is for the O&M of this generator unit, and general conventional disposal route does clean by human at periodic intervals to the air inlet of container, inverter, cleaning or change screen pack.But this periodic cleaning exists certain blindness, and does not possess promptness, be unfavorable for intelligent management and the operation of power station equipment.
Summary of the invention
In view of this, the invention provides a kind of air port dust stratification detection method, air port dust stratification pick-up unit and generator unit, to solve the blindness and problem non-timely that prior art cleared up by human at periodic intervals.
To achieve these goals, the technical scheme that provides of the embodiment of the present invention is as follows:
A kind of air port dust stratification detection method, is applied to the safeguard structure of generator unit; Described air port dust stratification detection method comprises:
Be arranged at the ambient temperature detection device testing environment temperature outside described safeguard structure;
The temperature sensor be arranged in described safeguard structure detects the temperature in described safeguard structure;
The controller be connected with described ambient temperature detection device and described temperature sensor gathers the temperature in described environment temperature and described safeguard structure, judges whether the difference between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold;
When the difference that described controller judges between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold, export the first dust stratification alerting signal.
Preferably, when described controller also comprised before the described first dust stratification alerting signal of output: fan failure got rid of by described controller.
Preferably, described controller also comprised before the described first dust stratification alerting signal of output:
The described controller difference stored between temperature in described safeguard structure and described environment temperature is more than or equal to the duration of first threshold;
Described controller judges whether described duration is more than or equal to preset duration.
A kind of air port dust stratification detection method, be applied to the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of generator unit, described generator unit comprises: be arranged at the safeguard structure outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Described air port dust stratification detection method comprises:
The temperature sensor be arranged between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described safeguard structure detects the temperature in described safeguard structure;
The temperature detector be arranged in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) detects the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT);
The controller be connected with described temperature detector and described temperature sensor gathers the temperature in described safeguard structure and the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), judges whether the difference between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold;
When the difference that described controller judges between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold, export the second dust stratification alerting signal.
Preferably, when described controller also comprised before the described second dust stratification alerting signal of output: described controller gets rid of overload and fan failure.
Preferably, described controller also comprised before the described second dust stratification alerting signal of output:
The described controller difference stored between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to the duration of Second Threshold;
Described controller judges whether described duration is more than or equal to preset duration.
A kind of air port dust stratification detection method, be applied to generator unit, described generator unit comprises: the controller being arranged at the Blast Furnace Top Gas Recovery Turbine Unit (TRT) in safeguard structure and being connected with described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Power model in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is provided with NTC temperature acquisition sensor; Described air port dust stratification detection method comprises:
Described NTC temperature acquisition sensor gathers described NTC temperature;
Described controller judges whether described NTC temperature reaches system derate running temperature values;
When described controller gathers described NTC temperature, and when judging that described NTC temperature reaches system derate running temperature values, judge whether described generator unit fan failure occurs;
When described controller judges that fan failure does not occur described generator unit, judge whether described generator unit transships;
When described controller judges that overload does not occur described generator unit, export dust stratification alerting signal.
A kind of air port dust stratification pick-up unit, be applied to the safeguard structure of generator unit, described air port dust stratification pick-up unit comprises: be arranged at the ambient temperature detection device outside described safeguard structure, the temperature sensor be arranged in described safeguard structure, the controller that is connected with described ambient temperature detection device and described temperature sensor; Wherein,
Described ambient temperature detection device is used for testing environment temperature;
Described temperature sensor is for detecting the temperature in described safeguard structure;
Described controller, for gathering the temperature in described environment temperature and described safeguard structure, judges whether the difference between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold; When judging that described difference is more than or equal to first threshold, export the first dust stratification alerting signal.
Preferably, described controller also for getting rid of fan failure, then exports described first dust stratification alerting signal.
Preferably, described controller also for:
The difference stored between temperature in described safeguard structure and described environment temperature is more than or equal to the duration of first threshold, and judge whether described duration is more than or equal to preset duration, when judging that described duration exports described first dust stratification alerting signal when being more than or equal to described preset duration.
A kind of generator unit, comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT), safeguard structure, and the air port dust stratification pick-up unit described in above-mentioned any one.
A kind of air port dust stratification pick-up unit, be applied to the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of generator unit, described generator unit comprises the safeguard structure be arranged at outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT), described air port dust stratification pick-up unit comprises: be arranged at the temperature sensor between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described safeguard structure, the temperature detector be arranged in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and the controller be connected with described temperature detector and described temperature sensor; Wherein:
Described temperature sensor is for detecting the temperature in described safeguard structure;
Described temperature detector is for detecting the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT);
Described controller, for gathering the temperature in described safeguard structure and the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), judges whether the difference between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold; When judging that described difference is more than or equal to Second Threshold, export the second dust stratification alerting signal.
Preferably, described controller also for: get rid of overload and fan failure, then export described second dust stratification alerting signal.
Preferably, described controller also for:
The difference stored between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to the duration of Second Threshold, and judge whether described duration is more than or equal to preset duration, when judging that described duration is more than or equal to described preset duration, export described second dust stratification alerting signal.
A kind of generator unit, comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT), safeguard structure, and the air port dust stratification pick-up unit described in above-mentioned any one.
A kind of air port dust stratification pick-up unit, be applied to generator unit, described generator unit comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) and is arranged at the safeguard structure outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and described air port dust stratification pick-up unit comprises: the NTC temperature acquisition sensor of described Blast Furnace Top Gas Recovery Turbine Unit (TRT) internal power module installation and the controller be connected with described NTC temperature acquisition sensor; Wherein:
Described NTC temperature acquisition sensor is for gathering described NTC temperature;
Described controller is for judging whether described NTC reaches system derate running temperature values; When judging that described NTC reaches system derate running temperature values, judge whether described generator unit fan failure occurs; When described controller judges that fan failure does not occur described generator unit, judge whether described generator unit transships; When described controller judges that overload does not occur described generator unit, export dust stratification alerting signal.
The application provides a kind of air port dust stratification detection method, by ambient temperature detection device testing environment temperature; The temperature in safeguard structure is detected by temperature sensor; Gather the temperature in described environment temperature and described safeguard structure by controller again, judge whether the difference between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold; When the difference that described controller judges between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold, export the first dust stratification alerting signal, now can learn timely and need clear up the air port dust stratification of described generator unit safeguard structure, without the need to waiting for human at periodic intervals's cleaning blindly, solve blindness and problem non-timely that prior art cleared up by human at periodic intervals.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
A kind of air port dust stratification detection method process flow diagram that Fig. 1 provides for the embodiment of the present application;
A kind of air port dust stratification detection method process flow diagram that Fig. 2 provides for another embodiment of the application;
A kind of air port dust stratification detection method process flow diagram that Fig. 3 provides for another embodiment of the application;
A kind of air port dust stratification detection method process flow diagram that Fig. 4 provides for another embodiment of the application;
A kind of air port dust stratification detection method process flow diagram that Fig. 5 provides for another embodiment of the application;
A kind of air port dust stratification detection method process flow diagram that Fig. 6 provides for another embodiment of the application;
A kind of air port dust stratification detection method process flow diagram that Fig. 7 provides for another embodiment of the application;
A kind of generator unit schematic diagram that Fig. 8 provides for another embodiment of the application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of air port dust stratification detection method, to solve the blindness and problem non-timely that prior art cleared up by human at periodic intervals.
Concrete, described air port dust stratification detection method is applied to the safeguard structure of generator unit; As shown in Figure 1, described air port dust stratification detection method comprises:
S101, the ambient temperature detection device testing environment temperature be arranged at outside described safeguard structure;
General, the described safeguard structure of described generator unit, such as container, all can there be the harvester of the physical quantitys such as environment temperature in its place of placing, i.e. described ambient temperature detection device, gathers the environment temperature T0 of the outside residing for described safeguard structure.
S102, the temperature sensor be arranged in described safeguard structure detect the temperature in described safeguard structure;
Described safeguard structure inside can be furnished with temperature sensor usually, can real-time monitor the temperature T1 of its inside.
S103, the controller be connected with described ambient temperature detection device and described temperature sensor gather the temperature in described environment temperature and described safeguard structure, judge whether the difference between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold;
Described controller can be arranged at the host computer in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), also can be the terminal device be connected with described safeguard structure and described Blast Furnace Top Gas Recovery Turbine Unit (TRT), be not specifically limited herein.
Run early stage at equipment, or in a period of time after just cleaning, described safeguard structure such as the filter mesh on container is cleaner, and air circulation is good, and container internal-external temperature difference △ T1=T1-T0 is relatively little.Along with the growth of service time, the dust stratification degree of container filter mesh can increase day by day, reduces the mobility of air and the heat dispersion of system, makes the ring temperature of box house higher, and the temperature difference becomes large.
S104, when the difference that described controller judges between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold, export the first dust stratification alerting signal.
When container internal-external temperature difference △ T1=T1-T0 reaches the first threshold Th1 of setting, described controller is by output first dust stratification alerting signal, remind to provide warning, reminding user needs to clear up this equipment, now user can learn timely and need clear up the air port dust stratification of described generator unit safeguard structure, without the need to waiting for human at periodic intervals's cleaning blindly, solve blindness and problem non-timely that prior art cleared up by human at periodic intervals.
Preferably, as shown in Figure 2, described air port dust stratification detection method also comprised before step S104:
Fan failure got rid of by S201, described controller.
Cause the situation of internal-external temperature difference higher than preset value of described safeguard structure, be likely because air port dust stratification, but be also likely that fan failure causes, be therefore necessary to get rid of above-mentioned situation, make testing result more have reliability.
Meanwhile, the detection of fan failure belongs to the existing measuring ability of system, without the need to additionally increasing components and parts or module.
Preferably, as shown in Figure 3, described air port dust stratification detection method also comprised before step S104:
S301, the described controller difference stored between temperature in described safeguard structure and described environment temperature is more than or equal to the duration of first threshold;
S302, described controller judge whether described duration is more than or equal to preset duration.
First described controller gathers the temperature difference inside and outside described safeguard structure, when occurring that the temperature difference is too high, first whether removal system has other faults, as fan failure, in the normal situation of system, record temperature maintains the too high time, can continuously multiple hours, even within several days, judge continuously, if still keep higher temperatures poor in the duration of setting, then deducibility is the heat dissipation problem because dust stratification causes, and reminding user carries out cleaning dedusting.
Another embodiment of the present invention also have passed another air port dust stratification detection method, and be applied to the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of generator unit, described generator unit comprises: be arranged at the safeguard structure outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Described air port dust stratification detection method as shown in Figure 4, comprising:
S401, the temperature sensor be arranged between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described safeguard structure detect the temperature in described safeguard structure;
Described safeguard structure inside can be furnished with temperature sensor usually, can real-time monitor the temperature T1 of its inside.
S402, the temperature detector be arranged in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) detect the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT);
General, the described Blast Furnace Top Gas Recovery Turbine Unit (TRT) in described safeguard structure, such as, inverter in container, himself can monitor the temperature T2 of described inverter internal also with temperature sensor.
S403, the controller be connected with described temperature detector and described temperature sensor gather the temperature in described safeguard structure and the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), judge whether the difference between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold;
By the temperature detection to inverter, can obtain its internal-external temperature difference △ T2=T2-T1, this numerical value is also along with passage of time, and filter mesh chocking-up degree increases and slowly becomes large.
S404, when the difference that described controller judges between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold, export the second dust stratification alerting signal.
When the internal-external temperature difference △ T2=T2-T1 value of described inverter reaches the Second Threshold Th2 of setting, described controller is by output second dust stratification alerting signal, provide warning to remind, reminding user needs to clear up the air inlet of inverter, thus realizes intelligent diagnostics.
Preferably, as shown in Figure 5, described air port dust stratification detection method also comprised before step S404:
S501, described controller get rid of overload and fan failure.
Cause the situation of internal-external temperature difference higher than preset value of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), be likely because air port dust stratification, but be also likely that system overload and fan failure cause, be therefore necessary to get rid of above-mentioned situation, make testing result more have reliability.
Meanwhile, the detection of system overload and fan failure all belongs to the existing measuring ability of system, without the need to additionally increasing components and parts or module.
Preferably, as shown in Figure 6, described air port dust stratification detection method also comprised before step S404:
S601, the described controller difference stored between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to the duration of Second Threshold;
S602, described controller judge whether described duration is more than or equal to preset duration.
First described controller gathers the temperature difference inside and outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT), when occurring that the temperature difference is too high, first whether removal system has other faults, as system overload or fan failure, in the normal situation of system, record temperature maintains the too high time, can continuously multiple hours, even within several days, judge continuously, if still keep higher temperatures poor in the duration of setting, then deducibility is the heat dissipation problem because dust stratification causes, and reminding user carries out cleaning dedusting.
Another embodiment of the present invention additionally provides another air port dust stratification detection method, and be applied to generator unit, described generator unit comprises: the controller being arranged at the Blast Furnace Top Gas Recovery Turbine Unit (TRT) in safeguard structure and being connected with described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Power model in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is provided with NTC temperature acquisition sensor; As shown in Figure 7, described air port dust stratification detection method comprises:
S701, described NTC temperature acquisition sensor detect described NTC temperature;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), as inverter, the power model of its inside etc. are provided with NTC temperature acquisition sensor, can detect described NTC temperature.
S702, described controller judge whether described NTC temperature reaches system derate running temperature values;
When NTC temperature is too high, system can derate be run.Described controller, by gathering described NTC temperature, can judge whether described NTC reaches system derate running temperature values.
S703, when described controller judges that described NTC reaches system derate running temperature values, judge whether described generator unit fan failure occurs;
When described controller judges whether described NTC reaches system derate running temperature values now, by hardware, can get rid of and whether have fan failure, because once fault, temperature can be had precedence over and be detected.
S704, when described controller judges that fan failure does not occur described generator unit, judge whether described generator unit transships;
When described controller judges that fan failure does not occur described generator unit, can utilize software, whether detection system works in overload.
S705, when described controller judges that overload does not occur described generator unit, export dust stratification alerting signal.
If system does not work in overload, then can infer that the factor causing system derate to be run is that ring temperature is too high, air flow property is low, and then confirms, be probably because air inlet dust stratification seriously to result in intake low, dispel the heat unfavorable.This round-about way also the diagnosis of intelligence can go out the air port dust stratification situation of described generator unit safeguard structure.
What deserves to be explained is, the cleaning room of each air port dust stratification can also be stored every duration by host computer or terminal device, again the described cleaning room of the multiple stage safeguard structure in the same area or described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is compared every duration, every the longest described safeguard structure of duration or described Blast Furnace Top Gas Recovery Turbine Unit (TRT), reasonable proposal is provided to described cleaning room, whether be necessary the placement direction adjusting container, or increase some shelters of inlet end, reduce necessary clean dedusting frequency.
Another embodiment of the present invention additionally provides a kind of air port dust stratification pick-up unit, be applied to the safeguard structure 102 of generator unit, as shown in Figure 8, comprising: be arranged at the ambient temperature detection device 104 outside safeguard structure 102, the temperature sensor 105 be arranged in safeguard structure 102, the controller that is connected with ambient temperature detection device 104 and temperature sensor 105; Wherein, described controller is arranged in terminal device 101 as shown in Figure 8;
Ambient temperature detection device 104 is for testing environment temperature;
Temperature sensor 105 is for detecting the temperature in safeguard structure 102;
Described controller, for gathering the temperature in described environment temperature and described safeguard structure 102, judges whether the difference between temperature in described safeguard structure 102 and described environment temperature is more than or equal to first threshold; When judging that described difference is more than or equal to first threshold, export the first dust stratification alerting signal.
Concrete principle is same as the previously described embodiments, repeats no more herein.
Preferably, described controller also for getting rid of fan failure, then exports described first dust stratification alerting signal.
Preferably, described controller also for:
The difference stored between temperature in described safeguard structure 102 and described environment temperature is more than or equal to the duration of first threshold, and judge whether described duration is more than or equal to preset duration, when judging that described duration exports described first dust stratification alerting signal when being more than or equal to described preset duration.
Another embodiment of the present invention additionally provides a kind of generator unit, as shown in Figure 8, comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103, safeguard structure 102, and arbitrary described air port dust stratification pick-up unit in above-described embodiment.
Another embodiment of the present invention additionally provides a kind of air port dust stratification pick-up unit, as shown in Figure 8, be applied to the Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103 of generator unit, comprise: the safeguard structure 102 being arranged at outer 103 sides of Blast Furnace Top Gas Recovery Turbine Unit (TRT), described air port dust stratification pick-up unit comprises: be arranged at the temperature sensor 105 between Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103 and safeguard structure 102, the temperature detector 106 be arranged in Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103, and the controller be connected with Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103, temperature detector 106 and temperature sensor 105; Wherein, described controller is arranged in terminal device 101 as shown in Figure 8, or described controller also can be arranged in Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103;
Temperature sensor 105 is for detecting the temperature in safeguard structure 102;
Temperature detector 106 is for detecting the temperature in Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103;
Described controller, for gathering the temperature in safeguard structure 102 and the temperature in Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103, judges whether the difference between the temperature in Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103 and the temperature in safeguard structure 102 is more than or equal to Second Threshold; When judging that described difference is more than or equal to Second Threshold, export the second dust stratification alerting signal.
Concrete principle is same as the previously described embodiments, repeats no more herein.
Preferably, described controller also for: get rid of overload and fan failure, then export described second dust stratification alerting signal.
Preferably, described controller also for:
Temperature in storage Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103 and the difference between the temperature in safeguard structure 102 are more than or equal to the duration of Second Threshold, and judge whether described duration is more than or equal to preset duration, when judging that described duration is more than or equal to described preset duration, export described second dust stratification alerting signal.
Another embodiment of the present invention additionally provides a kind of generator unit, as shown in Figure 8, comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) 103, safeguard structure 102, and arbitrary described air port dust stratification pick-up unit in above-described embodiment.
Another embodiment of the present invention also provides a kind of air port dust stratification pick-up unit, be applied to generator unit, described generator unit comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) and is arranged at the safeguard structure outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and described air port dust stratification pick-up unit comprises: the NTC temperature acquisition sensor of described Blast Furnace Top Gas Recovery Turbine Unit (TRT) internal power module installation and the controller be connected with described NTC temperature acquisition sensor; Wherein:
Described NTC temperature acquisition sensor is for gathering described NTC temperature;
Described controller is for judging whether described NTC reaches system derate running temperature values; When judging that described NTC reaches system derate running temperature values, judge whether described generator unit fan failure occurs; When described controller judges that fan failure does not occur described generator unit, judge whether described generator unit transships; When described controller judges that overload does not occur described generator unit, export dust stratification alerting signal.
Concrete principle is same as the previously described embodiments, repeats no more herein.
In the present invention, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Below be only the preferred embodiment of the present invention, those skilled in the art understood or realizes the present invention.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (16)
1. an air port dust stratification detection method, is characterized in that, is applied to the safeguard structure of generator unit; Described air port dust stratification detection method comprises:
Be arranged at the ambient temperature detection device testing environment temperature outside described safeguard structure;
The temperature sensor be arranged in described safeguard structure detects the temperature in described safeguard structure;
The controller be connected with described ambient temperature detection device and described temperature sensor gathers the temperature in described environment temperature and described safeguard structure, judges whether the difference between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold;
When the difference that described controller judges between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold, export the first dust stratification alerting signal.
2. air port according to claim 1 dust stratification detection method, is characterized in that, when described controller also comprised before the described first dust stratification alerting signal of output: fan failure got rid of by described controller.
3. air port according to claim 2 dust stratification detection method, is characterized in that, described controller also comprised before the described first dust stratification alerting signal of output:
The described controller difference stored between temperature in described safeguard structure and described environment temperature is more than or equal to the duration of first threshold;
Described controller judges whether described duration is more than or equal to preset duration.
4. an air port dust stratification detection method, is characterized in that, is applied to the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of generator unit, and described generator unit comprises: be arranged at the safeguard structure outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Described air port dust stratification detection method comprises:
The temperature sensor be arranged between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described safeguard structure detects the temperature in described safeguard structure;
The temperature detector be arranged in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) detects the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT);
The controller be connected with described temperature detector and described temperature sensor gathers the temperature in described safeguard structure and the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), judges whether the difference between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold;
When the difference that described controller judges between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold, export the second dust stratification alerting signal.
5. air port according to claim 4 dust stratification detection method, is characterized in that, when described controller also comprised before the described second dust stratification alerting signal of output: described controller gets rid of overload and fan failure.
6. air port according to claim 5 dust stratification detection method, is characterized in that, described controller also comprised before the described second dust stratification alerting signal of output:
The described controller difference stored between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to the duration of Second Threshold;
Described controller judges whether described duration is more than or equal to preset duration.
7. an air port dust stratification detection method, is characterized in that, is applied to generator unit, and described generator unit comprises: the controller being arranged at the Blast Furnace Top Gas Recovery Turbine Unit (TRT) in safeguard structure and being connected with described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Power model in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is provided with NTC temperature acquisition sensor; Described air port dust stratification detection method comprises:
Described NTC temperature acquisition sensor gathers described NTC temperature;
Described controller judges whether described NTC temperature reaches system derate running temperature values;
When described controller judges that described NTC temperature reaches system derate running temperature values, judge whether described generator unit fan failure occurs;
When described controller judges that fan failure does not occur described generator unit, judge whether described generator unit transships;
When described controller judges that overload does not occur described generator unit, export dust stratification alerting signal.
8. an air port dust stratification pick-up unit, it is characterized in that, be applied to the safeguard structure of generator unit, described air port dust stratification pick-up unit comprises: be arranged at the ambient temperature detection device outside described safeguard structure, the temperature sensor be arranged in described safeguard structure, the controller that is connected with described ambient temperature detection device and described temperature sensor; Wherein,
Described ambient temperature detection device is used for testing environment temperature;
Described temperature sensor is for detecting the temperature in described safeguard structure;
Described controller, for gathering the temperature in described environment temperature and described safeguard structure, judges whether the difference between temperature in described safeguard structure and described environment temperature is more than or equal to first threshold; When judging that described difference is more than or equal to first threshold, export the first dust stratification alerting signal.
9. air port according to claim 8 dust stratification pick-up unit, is characterized in that, described controller also for getting rid of fan failure, then exports described first dust stratification alerting signal.
10. air port according to claim 9 dust stratification pick-up unit, is characterized in that, described controller also for:
The difference stored between temperature in described safeguard structure and described environment temperature is more than or equal to the duration of first threshold, and judge whether described duration is more than or equal to preset duration, when judging that described duration exports described first dust stratification alerting signal when being more than or equal to described preset duration.
11. 1 kinds of generator units, is characterized in that, comprise Blast Furnace Top Gas Recovery Turbine Unit (TRT), safeguard structure, and the air port dust stratification pick-up unit according to any one of claim 8 to 10.
12. 1 kinds of air port dust stratification pick-up units, it is characterized in that, be applied to the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of generator unit, described generator unit comprises the safeguard structure be arranged at outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT), described air port dust stratification pick-up unit comprises: be arranged at the temperature sensor between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described safeguard structure, the temperature detector be arranged in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and the controller be connected with described temperature detector and described temperature sensor; Wherein:
Described temperature sensor is for detecting the temperature in described safeguard structure;
Described temperature detector is for detecting the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT);
Described controller, for gathering the temperature in described safeguard structure and the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), judges whether the difference between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to Second Threshold; When judging that described difference is more than or equal to Second Threshold, export the second dust stratification alerting signal.
13. air port according to claim 12 dust stratification pick-up units, is characterized in that, described controller also for: get rid of overload and fan failure, then export described second dust stratification alerting signal.
14. air port according to claim 13 dust stratification pick-up units, is characterized in that, described controller also for:
The difference stored between the temperature in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and the temperature in described safeguard structure is more than or equal to the duration of Second Threshold, and judge whether described duration is more than or equal to preset duration, when judging that described duration is more than or equal to described preset duration, export described second dust stratification alerting signal.
15. 1 kinds of generator units, is characterized in that, comprise Blast Furnace Top Gas Recovery Turbine Unit (TRT), safeguard structure, and the air port dust stratification pick-up unit according to any one of claim 12 to 14.
16. 1 kinds of air port dust stratification pick-up units, it is characterized in that, be applied to generator unit, described generator unit comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) and is arranged at the safeguard structure outside described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and described air port dust stratification pick-up unit comprises: the NTC temperature acquisition sensor of described Blast Furnace Top Gas Recovery Turbine Unit (TRT) internal power module installation and the controller be connected with described NTC temperature acquisition sensor; Wherein:
Described NTC temperature acquisition sensor is for gathering described NTC temperature;
Described controller is for judging whether described NTC reaches system derate running temperature values; When judging that described NTC reaches system derate running temperature values, judge whether described generator unit fan failure occurs; When described controller judges that fan failure does not occur described generator unit, judge whether described generator unit transships; When described controller judges that overload does not occur described generator unit, export dust stratification alerting signal.
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Effective date of registration: 20191224 Address after: 230094 office building 101, 201, Hefei Haoyang Power Technology Co., Ltd., No. 23, Tianzhi Road, high tech Zone, Hefei City, Anhui Province Patentee after: Hefei sunshine Zhiwei Technology Co.,Ltd. Address before: 230088 Anhui city of Hefei province high tech Zone Xiyou Road No. 1699 Patentee before: SUNGROW POWER SUPPLY Co.,Ltd. |
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Address after: 230088 101, 201, office building of Hefei Haoyang Power Technology Co., Ltd., No.23 Tianzhi Road, high tech Zone, Hefei City, Anhui Province Patentee after: Sunshine Zhiwei Technology Co.,Ltd. Address before: Office Building 101 and 201 of Hefei Haoyang Power Technology Co., Ltd., No. 23 Tianzhi Road, High tech Zone, Hefei City, Anhui Province, 230094 Patentee before: Hefei sunshine Zhiwei Technology Co.,Ltd. Address after: 230000 office buildings 201 and 301 of sunshine power supply Co., Ltd., No. 2 Tianhu Road, high tech Zone, Hefei, Anhui Province Patentee after: Sunshine Zhiwei Technology Co.,Ltd. Address before: 230088 101, 201, office building of Hefei Haoyang Power Technology Co., Ltd., No.23 Tianzhi Road, high tech Zone, Hefei City, Anhui Province Patentee before: Sunshine Zhiwei Technology Co.,Ltd. |