JP5571849B2 - Integrated temperature measuring instrument for measuring cylinder exhaust gas temperature of marine internal combustion engines - Google Patents
Integrated temperature measuring instrument for measuring cylinder exhaust gas temperature of marine internal combustion engines Download PDFInfo
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- JP5571849B2 JP5571849B2 JP2013516492A JP2013516492A JP5571849B2 JP 5571849 B2 JP5571849 B2 JP 5571849B2 JP 2013516492 A JP2013516492 A JP 2013516492A JP 2013516492 A JP2013516492 A JP 2013516492A JP 5571849 B2 JP5571849 B2 JP 5571849B2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
- F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/005—Calibration
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K5/00—Measuring temperature based on the expansion or contraction of a material
- G01K5/28—Measuring temperature based on the expansion or contraction of a material the material being a gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2205/00—Application of thermometers in motors, e.g. of a vehicle
- G01K2205/04—Application of thermometers in motors, e.g. of a vehicle for measuring exhaust gas temperature
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
本発明は温度計測器に係り、機械式温度計測センサーと電気式温度計測センサーを一体化し、温度変化による電気式温度計測センサーの実際温度と測定温度間の温度差を補償するようにした船舶用内燃機関のシリンダー排気ガス温度測定用一体型温度計測器に関する。 The present invention relates to a temperature measuring instrument, which integrates a mechanical temperature measuring sensor and an electric temperature measuring sensor so as to compensate for a temperature difference between the actual temperature and the measured temperature of the electric temperature measuring sensor due to a temperature change. The present invention relates to an integrated temperature measuring instrument for measuring cylinder exhaust gas temperature of an internal combustion engine.
従来には、船舶用内燃機関のシリンダー排気ガスの測定のために、機械式温度測定器と電気式温度計測器を隣接した状態で設置固定し、現場作業者は機械式温度測定器で温度を認知し、中央統制室は電気式温度計測器から提供される温度を認知することで、状況把握及び突発状況に備えた。
図１は従来の機械式温度測定器と電気式温度測定器の温度測定値を比較する図である。
Conventionally, in order to measure the cylinder exhaust gas of a marine internal combustion engine, a mechanical temperature measuring device and an electric temperature measuring device are installed and fixed adjacent to each other, and a field worker uses a mechanical temperature measuring device to control the temperature. Recognizing, the central control room was aware of the temperature provided by the electrical temperature measuring instrument, and prepared for the situation grasp and sudden situation.
FIG. 1 is a diagram for comparing temperature measurement values of a conventional mechanical temperature measuring device and an electric temperature measuring device.
図１に示すように、機械式温度測定器から提供される温度値（ａ）と、電気式温度測定器から提供される温度値（ｂ）を比較してみれば、電気式温度測定器の温度値（ｂ）と機械式温度測定器の温度値（ａ）においては、温度測定部位の相違、かつ各測定期間の応答速度の差による偏差が発生することになる。 As shown in FIG. 1, if the temperature value (a) provided from the mechanical temperature measuring device and the temperature value (b) provided from the electric temperature measuring device are compared, the electric temperature measuring device In the temperature value (b) and the temperature value (a) of the mechanical temperature measuring device, a deviation occurs due to a difference in temperature measurement part and a difference in response speed in each measurement period.
それで、船舶用内燃機関のシリンダー排気ガスの急激な高温の排出による電気式温度測定器の温度値と機械式温度測定器の温度値には大きな偏差が発生する問題点があった。
また、従来のように、機械式温度測定器と電気式温度計測器を別に設置しなければならない時間の無駄使いと空間選定の問題点があった。
Therefore, there is a problem that a large deviation occurs between the temperature value of the electric temperature measuring device and the temperature value of the mechanical temperature measuring device due to the sudden high temperature discharge of the cylinder exhaust gas of the marine internal combustion engine.
Further, as in the prior art, there are problems of time wasting and space selection in which a mechanical temperature measuring device and an electric temperature measuring device must be installed separately.
本発明は前記のような問題点を解決するためになされたもので、機械式温度計測センサーと電気式温度計測センサーの一体化によって同一地点の温度測定を可能とし、電気式温度計測センサーの応答速度を改善し、設置空間と体積を減らすことにその目的がある。
また、電気式温度計測センサーの実際温度と測定温度間の温度差を補償することにその目的がある。
The present invention has been made to solve the above-described problems. The integration of a mechanical temperature measurement sensor and an electric temperature measurement sensor enables temperature measurement at the same point, and the response of the electric temperature measurement sensor. Its purpose is to improve speed and reduce installation space and volume.
Another object is to compensate for the temperature difference between the actual temperature and the measured temperature of the electric temperature measuring sensor.
前記のような目的を達成するために、本発明は、船舶用内燃機関のシリンダー排気ガスの温度を測定するための温度計測器であって、温度を感知する第１センサー棒と、前記第１センサー棒と結合して計測温度を示す温度表示部とからなる機械式温度計測センサー；前記第１センサー棒の内部に挿入される第２センサー棒と、前記第２センサー棒の上部に形成され、外部と連結されるポートとからなる電気式温度計測センサー；及び前記ポートと連結され、温度を補償するＰ．Ｉ．Ｄ補償回路；を含んでなることを特徴とする。 In order to achieve the above object, the present invention provides a temperature measuring device for measuring the temperature of cylinder exhaust gas of a marine internal combustion engine, the first sensor rod for sensing temperature, and the first sensor rod. A mechanical temperature measuring sensor comprising a temperature display unit coupled to the sensor bar to indicate a measured temperature; formed on the upper part of the second sensor bar; a second sensor bar inserted into the first sensor bar; An electrical temperature measuring sensor comprising a port connected to the outside; and a P.P. I. A D compensation circuit.
前記のような構成の本発明によれば、次のような効果を期待することができる。
まず、機械式温度計測センサーと電気式温度計測センサーを一体化して携帯及び設置が容易になる。
According to the present invention configured as described above, the following effects can be expected.
First, the mechanical temperature measurement sensor and the electric temperature measurement sensor are integrated to facilitate carrying and installation.
また、電気式温度計測センサーとＰ．Ｉ．Ｄ補償回路を連結して実際温度と測定温度間の温度差を補償することで、使用者が実測の補償温度を認知することができるようになり、機械式温度計測器との測定偏差を無くすことができるようになる。 In addition, an electrical temperature measuring sensor and P.I. I. By connecting the D compensation circuit to compensate for the temperature difference between the actual temperature and the measured temperature, the user can recognize the actual compensated temperature and eliminate the measurement deviation from the mechanical temperature measuring instrument. Will be able to.
以下、添付図面を参照して本発明の好適な実施例について説明する。 Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.
図２は本発明による船舶用内燃機関のシリンダー排気ガス温度測定用一体型温度計測器の分解図、図３は本発明による船舶用内燃機関のシリンダー排気ガス温度測定用一体型温度計測器の概念図である。 FIG. 2 is an exploded view of an integrated temperature measuring device for measuring the cylinder exhaust gas temperature of a marine internal combustion engine according to the present invention, and FIG. 3 is a concept of the integrated temperature measuring device for measuring the cylinder exhaust gas temperature of a marine internal combustion engine according to the present invention. FIG.
図２または図３に示すように、本発明は船舶用内燃機関のシリンダー排気ガスの温度を測定するために製作された温度計測器であり、機械式温度計測センサー１００、電気式温度計測センサー２００及びＰ．Ｉ．Ｄ補償回路３００を含んでなる。 As shown in FIG. 2 or 3, the present invention is a temperature measuring device manufactured to measure the temperature of cylinder exhaust gas of a marine internal combustion engine, and includes a mechanical temperature measuring sensor 100 and an electric temperature measuring sensor 200. And P.A. I. D compensation circuit 300 is included.
前記機械式温度計測センサー１００は、温度を感知する第１センサー棒１１０と、前記第１センサー棒１１０と結合して計測温度を示す温度表示部１２０とからなる。 The mechanical temperature measurement sensor 100 includes a first sensor rod 110 that senses a temperature and a temperature display unit 120 that is coupled to the first sensor rod 110 and indicates a measured temperature.
前記機械式温度計測センサー１００の作動は、前記第１センサー棒１１０の内部に窒素気体が充填され、前記排気ガスの温度による前記窒素気体の熱的膨脹によって、前記温度表示部１２０の表示針と連結されたＣ型サス膨張管（ブルドン管）に供給されて、前記表示針が該当の温度表示度盛りを指すことになる。前記気体は通常に窒素または液体水銀、アルコールなどが使われるが、これに限定されるものではなく、このような方式はもう使われているものであるので、これについての具体的な説明は省略する。 The operation of the mechanical temperature measuring sensor 100 is performed by filling the first sensor rod 110 with nitrogen gas, and by the thermal expansion of the nitrogen gas due to the temperature of the exhaust gas, The C-shaped suspension expansion pipe (Bourdon tube) connected to the display needle points to the corresponding temperature indication scale. As the gas, nitrogen, liquid mercury, alcohol, or the like is usually used, but the present invention is not limited to this, and since such a method has already been used, a detailed description thereof will be omitted. To do.
そして、前記電気式温度計測センサー２００は、前記第１センサー棒１１０の内部に挿入される第２センサー棒２１０と、前記第２センサー棒２１０の上部に形成され、外部と連結されるポート２２０とからなる。 The electric temperature measuring sensor 200 includes a second sensor rod 210 inserted into the first sensor rod 110, a port 220 formed on the second sensor rod 210 and connected to the outside. Consists of.
この際、前記ポート２２０の下部にネジ部２００ａを形成し、前記機械式温度計測センサー１００の内部にも前記ネジ部２００ａと対応するネジ部（図示せず）を内周面に形成し、前記第２センサー棒２１０を前記第１センサー棒１１０の内部に挿入し、前記電気式温度計測センサー２００を回転させることで、一体化することができるように示されているが、当業者によって他の方法を使うことも可能であろう。
前記第２センサー棒２１０が温度を計測し、この計測信号を前記ポート２２０を通じて外部の他の器機に伝達することになる。
一方、前記電気式温度計測センサー２００は、高温の急激な温度変化の際、即刻の温度変化の反映が難しい点があるため、Ｐ．Ｉ．Ｄ補償回路３００を備える。
At this time, a screw part 200a is formed in the lower part of the port 220, and a screw part (not shown) corresponding to the screw part 200a is also formed in the inner peripheral surface of the mechanical temperature measurement sensor 100. Although the second sensor rod 210 is inserted into the first sensor rod 110 and the electric temperature measuring sensor 200 is rotated, the second sensor rod 210 can be integrated. It would also be possible to use the method.
The second sensor rod 210 measures the temperature and transmits the measurement signal to other external devices through the port 220.
On the other hand, since the electric temperature measuring sensor 200 is difficult to reflect the immediate temperature change when the temperature is rapidly changed. I. A D compensation circuit 300 is provided.
ここで、前記Ｐ．Ｉ．Ｄ補償回路３００は基本的にフィードバック制御器の形を持ち、制御しようとする対象の出力値を測定し、これを所望の参照値あるいは設定値と比較して誤差を計算し、この誤差値を用いて制御に必要な制御値を計算する構造となっている。 Here, the P.A. I. The D compensation circuit 300 basically has the form of a feedback controller, measures an output value of an object to be controlled, compares it with a desired reference value or set value, calculates an error, and calculates the error value. It has a structure that uses it to calculate control values required for control.
そして、前記Ｐ．Ｉ．Ｄ補償回路３００による補償値が前記Ｐ．Ｉ．Ｄ補償回路３００と連結される制御部１０によってモニタリングできるようにすることにより、補償された船舶用内燃機関のシリンダー排気ガスの温度を認知することができることになる。
このように構成された本発明の作動過程を図２または図３に基づいて説明する。
And P. said. I. The compensation value by the D compensation circuit 300 is the P.D. I. By enabling monitoring by the control unit 10 connected to the D compensation circuit 300, the compensated temperature of the cylinder exhaust gas of the marine internal combustion engine can be recognized.
The operation process of the present invention configured as described above will be described with reference to FIG. 2 or FIG.
船舶用内燃機関のシリンダー排気ガスの温度の感知地域に一体に形成される機械式温度計測センサー１００と電気式温度計測センサー２００を位置させ、現場作業者は機械式温度計測センサー１００の温度表示部１２０によって温度を認知し、現場以外の地域（総合統制室）では前記電気式温度計測センサー２００で計測される信号に応じてＰ．Ｉ．Ｄ補償回路３００で温度の補償がなされ、補償された温度を制御部１０によってモニタリングができるようになる。 A mechanical temperature measurement sensor 100 and an electrical temperature measurement sensor 200 which are integrally formed in a temperature sensing area of a cylinder exhaust gas of a marine internal combustion engine are positioned, and a field worker can display a temperature display unit of the mechanical temperature measurement sensor 100. 120. The temperature is recognized by 120, and in areas other than the site (general control room), P.P. I. The temperature is compensated by the D compensation circuit 300, and the compensated temperature can be monitored by the control unit 10.
以上のように、本発明は、機械式温度計測センサーと電気式温度計測センサーを一体に構成して携帯及び設置を容易にし、Ｐ．Ｉ．Ｄ補償回路によって電気式温度計測センサーで発生する温度差を補償することにより、偏差のない補償された温度を認知するようにする船舶用内燃機関のシリンダー排気ガス温度測定用一体型温度計測器を提供することを基本的な技術的思想としていることが分かり、このような本発明の基本的な思想の範疇内で、当業界の通常の知識を持った者によって他の多くの変形が可能であるのはいうまでもない。 As described above, according to the present invention, the mechanical temperature measurement sensor and the electric temperature measurement sensor are integrally configured to facilitate carrying and installation. I. An integrated temperature measuring instrument for measuring the cylinder exhaust gas temperature of a marine internal combustion engine that recognizes the compensated temperature without deviation by compensating the temperature difference generated by the electric temperature measuring sensor by means of the D compensation circuit. It is understood that the provision is a basic technical idea, and within the scope of the basic idea of the present invention, many other modifications are possible by those having ordinary knowledge in the industry. Needless to say, there are.
本発明は温度計測器に利用可能なものであり、機械式温度計測センサーと電気式温度計測センサーを一体化し、温度変化による電気式温度計測センサーの実際温度と測定温度間の温度差を補償するようにした船舶用内燃機関のシリンダー排気ガス温度測定用一体型温度計測器に利用可能なものである。 The present invention can be used for a temperature measuring instrument, and integrates a mechanical temperature measuring sensor and an electric temperature measuring sensor to compensate for a temperature difference between the actual temperature and the measured temperature of the electric temperature measuring sensor due to a temperature change. The present invention can be used for an integrated temperature measuring instrument for measuring the cylinder exhaust gas temperature of a marine internal combustion engine.
Claims (1)
温度を感知する第１センサー棒（１１０）と、前記第１センサー棒（１１０）と結合して計測温度を示す温度表示部（１２０）とからなる機械式温度計測センサー（１００）；
前記第１センサー棒（１１０）の内部に挿入される第２センサー棒（２１０）と、前記第２センサー棒（２１０）の上部に形成され、外部と連結されるポート（２２０）とからなる電気式温度計測センサー（２００）；及び
前記ポート（２２０）と連結され、温度を補償するＰ．Ｉ．Ｄ補償回路（３００）；を含んでなり、
前記ポート（２２０）の下部にネジ部（２００ａ）を形成し、前記機械式温度計測センサー（１００）の内部にも前記ネジ部（２００ａ）と対応するネジ部を形成し、前記第２センサー棒（２１０）を前記第１センサー棒（１１０）の内部に挿入し、前記電気式温度計測センサー（２００）を回転させることにより、前記機械式温度計測センサー（１００）と前記電気式温度計測センサー（２００）とを一体化させることを特徴とする、船舶用内燃機関のシリンダー排気ガス温度測定用一体型温度計測器。 A temperature measuring instrument for measuring the temperature of a cylinder exhaust gas of a marine internal combustion engine,
A mechanical temperature measuring sensor (100) comprising a first sensor rod (110) for sensing temperature, and a temperature display unit (120) indicating the measured temperature in combination with the first sensor rod (110);
Electricity comprising a second sensor rod (210) inserted into the first sensor rod (110) and a port (220) formed on the second sensor rod (210) and connected to the outside. Type temperature measuring sensor (200); and P.P. I. D compensation circuit (300); Ri Na contain,
A screw part (200a) is formed in a lower part of the port (220), and a screw part corresponding to the screw part (200a) is also formed in the mechanical temperature measurement sensor (100). The second sensor rod (210) is inserted into the first sensor rod (110), and the electric temperature measuring sensor (200) is rotated, whereby the mechanical temperature measuring sensor (100) and the electric temperature measuring sensor ( 200) and wherein the Rukoto are integrated, an integrated temperature instruments cylinder exhaust gas temperature measurement of marine engine.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100060415A KR101004117B1 (en) | 2010-06-25 | 2010-06-25 | A thermometer combined electric and mechanic thermometer for measuring temperature of cylinder exhaust gas of diesel engine for ship |
| KR10-2010-0060415 | 2010-06-25 | ||
| PCT/KR2011/003055 WO2011162475A2 (en) | 2010-06-25 | 2011-04-27 | Integral thermometer for measuring temperature of cylinder exhaust gas of internal combustion engine for ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2013531239A JP2013531239A (en) | 2013-08-01 |
| JP5571849B2 true JP5571849B2 (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2013516492A Active JP5571849B2 (en) | 2010-06-25 | 2011-04-27 | Integrated temperature measuring instrument for measuring cylinder exhaust gas temperature of marine internal combustion engines |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5571849B2 (en) |
| KR (1) | KR101004117B1 (en) |
| CN (1) | CN102959373B (en) |
| WO (1) | WO2011162475A2 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101279131B1 (en) | 2011-08-02 | 2013-06-26 | 금양산업(주) | A thermometer |
| CN107588865A (en) * | 2017-10-23 | 2018-01-16 | 盐城工学院 | Temperature collection circuit and Optical Receivers |
| KR20200141552A (en) | 2019-06-10 | 2020-12-21 | 금양산업(주) | Temperature measuring instrument for cylinder exhaust gas temperature of ship |
| KR102436521B1 (en) | 2021-06-02 | 2022-08-26 | (주)신우계측기 | Bimetal type temperature gauge having thermocouple |
| KR102599340B1 (en) * | 2023-08-22 | 2023-11-06 | 정현욱 | Measurement error compensation type elastic temperature measuring instrument |
| KR102667667B1 (en) | 2024-03-07 | 2024-05-28 | 최정호 | Mechanical exhaust gas temperature measuring device for marine internal combustion engines |
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| JPH08114139A (en) * | 1994-10-18 | 1996-05-07 | Nissan Motor Co Ltd | Air-fuel ratio control device for engine |
| JPH1151777A (en) | 1997-07-30 | 1999-02-26 | Okazaki Seisakusho:Kk | Composite temperature sensor |
| DE19932079C1 (en) * | 1999-07-12 | 2001-01-11 | Heraeus Electro Nite Int | Method for reducing the response time of a temperature sensor |
| JP4132772B2 (en) * | 2001-10-12 | 2008-08-13 | ヤマハマリン株式会社 | Ship propulsion engine control system |
| KR100887871B1 (en) | 2001-12-26 | 2009-03-06 | 주식회사 포스코 | Reform apparatus for thermometer |
| KR20080083738A (en) * | 2007-03-13 | 2008-09-19 | 윤영태 | A thermometer for both machine type and electron type |
| CN201237534Y (en) * | 2008-06-27 | 2009-05-13 | 赵永生 | Temperature sensing element |
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| WO2011162475A3 (en) | 2012-02-16 |
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| KR101004117B1 (en) | 2010-12-27 |
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