CN112160859B - Deformation detection mechanism and water turbine - Google Patents
Deformation detection mechanism and water turbine Download PDFInfo
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- CN112160859B CN112160859B CN202011044265.3A CN202011044265A CN112160859B CN 112160859 B CN112160859 B CN 112160859B CN 202011044265 A CN202011044265 A CN 202011044265A CN 112160859 B CN112160859 B CN 112160859B
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- detection
- seat ring
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- volute
- detecting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/008—Measuring or testing arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/02—Casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses a deformation detection mechanism and a water turbine; wherein, deformation detection mechanism includes: controller, display and detection component. Wherein the display is electrically connected with the controller; the detection assembly comprises a plurality of detection pieces, any detection piece is electrically connected with the controller, and the detection pieces are used for detecting the deformation quantity of the volute or the seat ring; the controller displays the amount of deformation detected by the detection member on the display. The deformation detection mechanism of this structure acquires the deformation volume that detects through the controller to show the deformation volume of a plurality of detection pieces on the same time dimension in the display, thereby reduce artifical check-out time, improve work efficiency, reduce the work degree of difficulty, guarantee the accuracy that detects.
Description
Technical Field
The invention relates to the technical field of deformation detection, in particular to a deformation detection mechanism and a water turbine.
Background
The hydraulic turbine is a power machine for converting the energy of water flow into rotary mechanical energy, and belongs to the turbine machinery in fluid machinery. As early as 100 years before the Yuan, China has developed a rudiment of a water turbine, namely a water wheel, which is used for pumping irrigation and driving grain processing equipment. Modern water turbines are mostly installed in hydropower stations and are used for driving generators to generate electricity. In a hydropower station, water in an upstream reservoir is guided to a water turbine through a water conduit, and a water turbine runner is pushed to rotate to drive a generator to generate electricity. The water after doing work is discharged to the downstream through the tail water pipeline. The higher the water head and the larger the flow, the larger the output power of the water turbine is.
The existing water turbine needs to test and monitor the seat ring of the water turbine and the water pressure of the volute in the construction process, specifically, dial indicators need to be erected on the seat ring and the volute respectively, when the actual use is monitored, operators read detection points of the seat ring and the volute respectively, and accordingly deformation quantities are obtained, however, the deformation quantity obtaining mode occupies more manpower resources and time, and due to the fact that operation recording personnel come and go to each detection point process, deformation quantities obtained by a plurality of point positions in the time dimension are not deformation quantities corresponding to the same time, accurate deformation quantities cannot be obtained, and the condition of inaccurate test is caused.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is the defects of manpower waste and inaccurate test caused by the limitation of the test method in the construction process in the prior art.
To this end, the present invention provides a deformation detecting mechanism, comprising:
a controller;
the display is electrically connected with the controller;
the detection assembly comprises a plurality of detection pieces, any detection piece is electrically connected with the controller, and the detection pieces are used for detecting the deformation quantity of the volute or the seat ring;
the controller displays the amount of deformation detected by the detection member on the display.
Optionally, in the above deformation detecting mechanism, the detecting component includes:
the turbine detection assembly comprises at least one side shell detection piece, the detection end of the side shell detection piece faces one side of the volute outer wall surface of the volute, and any side shell detection piece is used for detecting the deformation of the volute outer wall surface;
the volute casing detection assembly comprises at least one seat ring detection piece, the detection end of the seat ring detection piece faces the outer wall surface of the seat ring, and any seat ring detection piece is used for detecting the seat ring deformation.
Optionally, the deformation detecting mechanism includes a pair of side casing detecting members, the pair of side casing detecting members are configured to detect deformation of the same cross section of the volute, and detecting directions of detecting ends of the pair of side casing detecting members intersect; and/or
The seat ring deformation detection device comprises a pair of seat ring detection pieces, wherein the seat ring detection pieces are arranged in pairs and used for detecting deformation of the same section of a seat ring, and the detection directions of detection ends in the seat ring detection pieces are arranged in an intersecting mode.
Optionally, the deformation detecting mechanism includes at least three side casing detecting members, and the side casing detecting members are disposed outside the outer wall surface of the volute in an annular array with a center of the seat ring as an axis to detect a deformation of the outer wall surface of the volute; and/or
The seat ring detection device comprises at least three seat ring detection pieces, wherein the seat ring detection pieces are arranged on the outer side of a seat ring in an annular array mode by taking the center of the seat ring as an axis so as to detect the deformation of the outer wall surface of the seat ring.
Optionally, in the above deformation detecting mechanism, the volute detecting assembly further includes: the choke plug detection piece faces the end portion of one side of the choke plug of the volute and is used for detecting the deformation of the end portion of the choke plug.
Optionally, in the above deformation detecting mechanism, the volute detecting assembly further includes: the straight pipe detection piece faces the outer wall face of the straight pipe section of the volute, and the straight pipe detection piece is used for detecting the deformation of the straight pipe section.
Optionally, in the above deformation detecting mechanism, the volute detecting assembly further includes: the tongue plate detection component is arranged towards one side of the tongue plate of the volute and is used for detecting the deformation of the tongue plate.
Optionally, the deformation detection mechanism further includes a mounting assembly, the mounting assembly includes a mounting bracket and a mounting structure connected to the mounting bracket, the mounting end of the detection member is connected to a side of the mounting structure away from the mounting bracket, and the mounting structure is used to adjust a distance between the detection end of the detection member and the volute, or adjust a distance between the detection end of the detection member and the seat ring.
Optionally, in the above deformation detecting mechanism, the detecting element is a displacement detector.
A water turbine, comprising: a volute and a seat ring; and the deformation detection mechanism.
The technical scheme provided by the invention has the following advantages:
1. the deformation detection mechanism provided by the invention comprises: controller, display and detection component. Wherein the display is electrically connected with the controller; the detection assembly comprises a plurality of detection pieces, any detection piece is electrically connected with the controller, and the detection pieces are used for detecting the deformation quantity of the volute or the seat ring; the controller displays the amount of deformation detected by the detection member on the display.
The deformation detection mechanism of this structure acquires the deformation volume that detects the piece through the controller to show the deformation volume of a plurality of detection pieces on the same time dimension in the display, thereby reduce artifical check out time, improve work efficiency, reduce the work degree of difficulty, guarantee the accuracy that detects.
2. The deformation detection mechanism provided by the invention realizes deformation detection of the volute and the seat ring, thereby realizing detection of deformation of different structures in spatial dimension and improving detection accuracy.
3. The deformation detection mechanism provided by the invention realizes deformation on the same section by the side shell detection pieces arranged in pairs, thereby pushing the deformation on each wall surface in the circular volute. Similarly, the seat ring will also acquire a corresponding amount of deformation.
4. According to the deformation detection mechanism provided by the invention, the side shell detection piece and the seat ring detection piece are arranged in an array mode by taking the center of the seat ring as an axis, so that reliable deformation detection can be realized for both the volute in the volute structure and the circular seat ring, and the detection reliability is improved.
5. According to the deformation detection mechanism provided by the invention, the choke plug, the tongue plate and the straight pipe section respectively correspond to the end part or the joint part of the volute, so that the deformation quantity of the volute can be detected from multiple dimensions, and the reliability of detection is further ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic view of an installation structure of a deformation detecting mechanism in a water turbine provided in the present invention;
FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is a schematic structural diagram of a straight tube detecting member in the deformation detecting mechanism provided in the present invention;
FIG. 4 is a schematic structural view of a bulkhead detecting member of the deformation detecting mechanism provided in the present invention;
description of reference numerals:
11-a first pair of side shell detection members; 111-a first side shell detection member; 112 second side shell detection element; 12-a second pair of side shell detection members; 13-a third pair of lateral shell detection members; 131-a fifth side shell detection member; 132-sixth side shell detection element; 14-a fourth pair of lateral shell detection members; 15-bulkhead detection pieces; 16-a straight tube detection member; 17-tongue plate detection element;
21-a first pair of seat ring detectors; 211-a first seat ring detector; 212 a second seat ring detector; 22-a second pair of seat ring detectors; 23-a third pair of seat ring detectors; 231-a fifth seat ring detector; 132-a sixth seat ring detector; 24-a fourth pair of seat ring detectors;
3-a volute;
4-a seat ring;
51-a volute mount; 52-seat ring mount.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a deformation detecting mechanism, as shown in fig. 1 and 2, including: controller, display and detection component. Wherein, the display is electrically connected with the controller; the detection assembly comprises a plurality of detection pieces, any detection piece is electrically connected with the controller, and the detection pieces are used for detecting the deformation quantity of the volute 3 or the seat ring 4; the controller displays the amount of deformation detected by the detecting member on the display. In this embodiment, any one of the detecting members is a displacement detector.
Specifically, the detection assembly includes: the spiral case detection assembly and seat ring detection assembly, wherein, spiral case detection assembly is used for detecting the deformation volume of spiral case 3, and the seat ring detection assembly is used for detecting the deformation volume of seat ring.
As shown, the turbine detecting assembly includes a side casing detecting member, a bulkhead detecting member 15, a straight pipe detecting member 16, and a tongue plate detecting member 17; wherein, the detection end of the side shell detection piece is arranged towards one side of the volute outer wall surface of the volute 3, and the side shell detection piece is used for detecting the deformation of the volute outer wall surface; the bulkhead detecting member 15 is provided toward the end of the bulkhead side of the scroll casing 3, and the bulkhead detecting member 15 is used to detect the amount of deformation of the bulkhead end. The straight pipe detection piece 16 faces the outer wall surface of the straight pipe section of the volute 3, and the straight pipe detection piece 16 are used for detecting the deformation of the straight pipe section. A tongue plate detecting member 17 is provided toward the tongue plate side of the volute 3, the tongue plate detecting member 17 for detecting the amount of deformation of the tongue plate.
Specifically, in the present embodiment, four pairs of side casing detecting members are provided, wherein each pair of side casing detecting members is provided on the same cross section of the scroll casing 3, and the detecting directions of the two side casing detecting members in a pair are arranged to intersect; in this embodiment, the two side casing detecting members are vertically arranged along the cross section.
Each pair of side shell detection pieces are arranged outside the volute outer wall surface in an annular array by taking the center of the seat ring as an axis, and specifically comprises a first pair of side shell detection pieces 11, a second pair of side shell detection pieces 12, a third pair of side shell detection pieces 13 and a fourth pair of side shell detection pieces 14. The first pair of side casing detectors 11 include a first side casing detector 111 and a second side casing detector 112; the second pair of side casing detectors 12 includes a third side casing detector and a fourth side casing detector; the third pair of side case detecting members 13 includes a fifth side case detecting member 131 and a sixth side case detecting member 132; the fourth pair of side casing detectors 14 includes a seventh side casing detector and an eighth side casing detector. The first pair of side casing detecting members 11 are provided in the X-axis forward direction in the drawing to detect the amount of deformation of the scroll casing 3 at the X-axis forward direction section. Wherein the first side case detector is disposed at the top of the scroll casing 3, and the second side case detector 112 is disposed at the side of the outside of the scroll casing 3.
The second pair of side casing detecting members 12 are disposed in the Y-axis forward direction in the drawing to detect the deformation amount of the scroll casing at the Y-axis forward direction section. Wherein the third side shell detection piece is arranged at the top of the volute 3, and the fourth side shell detection piece is arranged at the side part of the outer side of the volute 3.
The third pair of side-shell detectors 13 is disposed in the negative direction of the X-axis in the figure, and is used to detect the deformation amount of the volute at the cross section in the negative direction of the X-axis. Among them, the fifth-side casing detecting member 131 is provided at the top of the scroll casing 3, and the sixth-side casing detecting member 132 is provided at the side of the outer side of the scroll casing 3.
The fourth pair of side-shell detectors 14 are provided in the Y-axis negative direction in the drawing to detect the amount of deformation of the volute at the cross section in the Y-axis negative direction. Wherein, the seventh side shell detection piece is arranged at the top of the volute 3, and the eighth side shell detection piece is arranged at the side part of the outer side of the volute 3.
In this embodiment, the seat ring detection assembly has a seat ring detection member, a detection end of the seat ring detection member is disposed toward an outer wall surface of the seat ring, and any one of the seat ring detection members is configured to detect a deformation amount of the seat ring.
Specifically, in the present embodiment, four pairs of seat ring detecting elements are provided, where each pair of seat ring detecting elements is disposed on the same cross section of the seat ring, and the detecting directions of the two seat ring detecting elements in one pair are intersected; in this embodiment, the two seat ring detectors are vertically disposed along the cross-section.
Each pair of seat ring detection pieces is arranged outside the seat ring in an annular array by taking the center of the seat ring as an axis. The seat ring detecting assembly includes a first pair of seat ring detectors 21, a second pair of seat ring detectors 22, a third pair of seat ring detectors 23, and a fourth pair of seat ring detectors 24. The first pair of seat ring detectors 21 includes a first seat ring detector 211 and a second seat ring detector 212; the second pair of seat ring detectors 22 comprises a third seat ring detector and a fourth seat ring detector; the third pair of seat ring detectors 23 includes a fifth seat ring detector 231 and a sixth seat ring detector 132; the fourth pair of seat ring detectors 24 includes a seventh seat ring detector and an eighth seat ring detector.
The first pair of seat ring detectors 21 are disposed in the X-axis forward direction in the drawing to detect the amount of deformation of the seat ring at the X-axis forward direction cross section. Wherein the first housing detector is disposed on the top of the seat ring and the second seat ring detector 212 is disposed on the side of the outer side of the seat ring.
The second pair of seat ring detectors 22 are disposed in the Y-axis forward direction in the drawing for detecting the amount of deformation of the seat ring at the cross section in the Y-axis forward direction. The third shell detection piece is arranged at the top of the seat ring, and the fourth seat ring detection piece is arranged at the lateral part of the outer side of the seat ring.
The third pair of seat ring detectors 23 are disposed in the negative X-direction in the figure to detect the amount of deformation of the seat ring at the cross section in the negative X-direction. Wherein the fifth housing detector is disposed at the top of the seat ring and the sixth seat ring detector 132 is disposed at the side of the outer side of the seat ring.
The fourth pair of seat ring detectors 24 is disposed in the Y-axis negative direction in the drawing to detect the amount of deformation of the seat ring at the cross section in the Y-axis negative direction. The seventh shell detection piece is arranged at the top of the seat ring, and the eighth seat ring detection piece is arranged at the lateral part of the outer side of the seat ring.
In this embodiment, deformation detection mechanism still includes the installation component, and the installation component includes the mounting bracket and is connected the mounting structure who sets up with the mounting bracket, and the installation end of detection piece is connected the setting with one side that the mounting bracket was kept away from to the mounting structure, and the mounting structure is used for adjusting the distance between the sense terminal of detection piece and the spiral case, or adjusts the distance between the sense terminal of detection piece and the seat ring. Specifically, in the present embodiment, the mounting structure is a magnetometer stand, and the magnetometer stand is connected to the displacement detector. Specifically, the mounting bracket is divided into a volute mounting bracket 51 and a seat ring mounting bracket 52, which are respectively used for mounting the volute detection assembly and the seat ring detection assembly.
The structure in this embodiment is when using, through with the installing support welding on the pre-buried basis of lower part concrete, then install the magnetic meter seat on the installing support to install displacement detector on corresponding the position, make displacement detector's sense terminal correspond and set up the detection displacement deformation volume. Through setting up the early warning value that corresponds position deformation volume in the controller, guarantee when exceeding the early warning value, show early warning signal on the display screen, the person of being convenient for obtains corresponding position department emergence condition to in time handle. The deformation quantity detected by the detection piece is obtained through the controller, so that the deformation quantities of a plurality of detection pieces on the same time dimension are displayed in the displayer, the manual detection time is shortened, the working efficiency is improved, the working difficulty is reduced, and the detection accuracy is guaranteed.
Example 2
The present embodiment provides a water turbine including a volute 3 and a seat ring 4 and the deformation detecting mechanism provided in embodiment 1.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (8)
1. A water turbine, comprising: the volute, the seat ring and the deformation detection mechanism;
wherein, deformation detection mechanism includes:
a controller;
a display electrically connected with the controller;
and a detection assembly, the detection assembly comprising: the volute detection assembly comprises at least one side shell detection piece, the detection end of the side shell detection piece faces one side of the volute outer wall surface of the volute, and any side shell detection piece is used for detecting the deformation of the volute outer wall surface; the seat ring detection assembly comprises at least one seat ring detection piece, the detection end of the seat ring detection piece faces the outer wall surface of the seat ring, and any seat ring detection piece is used for detecting the deformation of the seat ring;
the controller displays the deformation amount detected by the detection member on the display.
2. A water turbine according to claim 1,
the detection device comprises side shell detection pieces arranged in pairs, wherein the side shell detection pieces are used for detecting the deformation quantity of the same section of the volute, and the detection directions of detection ends in the side shell detection pieces are arranged in a crossed manner; and/or
The seat ring deformation detector comprises seat ring detection pieces which are arranged in pairs, wherein the seat ring detection pieces are used for detecting deformation of the same section of a seat ring, and the detection directions of detection ends in the seat ring detection pieces are arranged in an intersecting mode.
3. A water turbine according to claim 2,
the side shell detection pieces are arranged outside the volute outer wall surface in an annular array by taking the center of a seat ring as an axis so as to detect the deformation of the volute outer wall surface; and/or
The seat ring detection device comprises at least three seat ring detection pieces, wherein the seat ring detection pieces are arranged on the outer side of a seat ring in an annular array mode by taking the center of the seat ring as an axis and are used for detecting the deformation of the outer wall surface of the seat ring.
4. A water turbine as claimed in any one of claims 1 to 3, wherein the volute detection assembly further comprises: the choke plug detection piece faces the end portion of one side of the choke plug of the volute and is used for detecting the deformation of the end portion of the choke plug.
5. A water turbine as claimed in any one of claims 1 to 3, wherein the volute detection assembly further comprises: the straight pipe detection piece faces the outer wall face of the straight pipe section of the volute and is used for detecting the deformation of the straight pipe section.
6. Water turbine according to any one of claims 1 to 3,
the volute detection assembly further comprises: the tongue plate detection component is arranged towards one side of the tongue plate of the volute and used for detecting the deformation of the tongue plate.
7. Water turbine according to any one of claims 1 to 3,
the detection device comprises a detection piece and a detection piece, and is characterized by further comprising a mounting assembly, wherein the mounting assembly comprises a mounting bracket and a mounting structure connected with the mounting bracket, and the mounting end of the detection piece is connected with one side of the mounting structure, which is far away from the mounting bracket;
the mounting structure is used for adjusting the distance between the detection end of the detection piece and the volute or adjusting the distance between the detection end of the detection piece and the seat ring.
8. A water turbine according to any one of claims 1 to 3, wherein the detecting member is a displacement detector.
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| CN202011044265.3A CN112160859B (en) | 2020-09-28 | 2020-09-28 | Deformation detection mechanism and water turbine |
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| CN202011044265.3A CN112160859B (en) | 2020-09-28 | 2020-09-28 | Deformation detection mechanism and water turbine |
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| CN112160859B true CN112160859B (en) | 2022-05-27 |
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| CN108534660A (en) * | 2017-03-06 | 2018-09-14 | 东莞前沿技术研究院 | A kind of deformation detecting device |
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| CN209961175U (en) * | 2019-06-21 | 2020-01-17 | 西安超越智能科技有限公司 | Diversified deformation monitor |
| CN110715639A (en) * | 2019-09-10 | 2020-01-21 | 广州文冲船厂有限责任公司 | Ship deformation detection system |
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| US20090297352A1 (en) * | 2008-05-30 | 2009-12-03 | Zulu-Revolutions, Inc. | Debris removal system and method for wind turbine blades |
| WO2016027472A1 (en) * | 2014-08-22 | 2016-02-25 | 株式会社鷺宮製作所 | Pressure sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206346862U (en) * | 2016-12-19 | 2017-07-21 | 嘉兴恒创电力设计研究院有限公司嘉善分公司 | A kind of novel hydroelectric device |
| CN108534660A (en) * | 2017-03-06 | 2018-09-14 | 东莞前沿技术研究院 | A kind of deformation detecting device |
| CN209857841U (en) * | 2019-05-31 | 2019-12-27 | 北京钛方科技有限责任公司 | Strain detection sensing module, deformation detection device and electronic equipment |
| CN209961175U (en) * | 2019-06-21 | 2020-01-17 | 西安超越智能科技有限公司 | Diversified deformation monitor |
| CN110715639A (en) * | 2019-09-10 | 2020-01-21 | 广州文冲船厂有限责任公司 | Ship deformation detection system |
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