CN212082831U - Temperature transmitter for performance test of integrated gas turbine - Google Patents

Abstract

The utility model relates to a gas turbine capability test technical field discloses an integral type temperature transmitter for gas turbine capability test, which comprises a housin, temperature probe, changer module, LCD liquid crystal display and communication interface, temperature probe detachable sets up the lower tip at the casing, and LCD liquid crystal display inlays on the front end wall of locating the casing, and communication interface sets up on the lateral wall of casing, and changer module setting is in the casing, and temperature probe, LCD liquid crystal display and communication interface equally divide do not be connected with changer module electricity, and the both sides of the lower tip of casing are equipped with a waist shape hole respectively. The technical scheme of the utility model when can accurate real-time display temperature, support the data teletransmission, can reach the control room beyond hundreds of meters with temperature signal teletransmission, through temperature controller synchronous display, it is good to have precision height, long-term stability, long service life's characteristics, easy operation, simple to operate, the later stage periodic maintenance of being convenient for, the practicality is strong.

Description

Temperature transmitter for performance test of integrated gas turbine

Technical Field

The utility model relates to a gas turbine capability test technical field, in particular to integral type temperature transmitter for gas turbine capability test.

Background

The gas turbine combined cycle generator set is a circulating system composed of a gas turbine, a generator, a waste heat boiler, a steam turbine (condensing steam type) or a heat supply type steam turbine (extracting steam type or back pressure type), and high-temperature exhaust smoke discharged after the gas turbine works is recycled and converted into steam through the waste heat boiler and sent to the steam turbine for power generation, or part of exhaust steam after power generation works is used for heat supply.

After the gas turbine is installed and the debugging of the whole unit is completed, the unit performance needs to be tested, so as to determine whether the output power, the heat consumption rate and other performance indexes related to safe and economic operation of the unit meet the requirements. Whether the temperature of the gas turbine is normal or not can affect the normal operation of equipment, and in order to accurately test the performance index of a unit, the measurement of the exhaust temperature of the gas turbine is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a temperature transmitter is used in test of integral type gas turbine performance aims at automatic acquisition gas turbine's exhaust temperature, judges whether gas turbine's temperature is unusual according to the temperature of gathering, reduces the amount of labour.

In order to realize the above-mentioned purpose, the utility model provides an integral type temperature transmitter for gas turbine performance test, including casing, temperature probe, transmitter module, LCD liquid crystal display and communication interface, temperature probe detachable sets up the lower tip of casing, LCD liquid crystal display inlays to be located on the front end wall of casing, the communication interface sets up on the lateral wall of casing, the transmitter module sets up in the casing, just temperature probe, LCD liquid crystal display and communication interface equally divide do not with transmitter module electricity is connected, the both sides of the lower tip of casing are equipped with a waist shape hole respectively.

Further, the lower tip of casing is equipped with a connecting sleeve, the lower tip of connecting sleeve is equipped with the internal thread, the upper end of temperature probe is equipped with a connector, the periphery wall of connector is equipped with the external screw thread, connector detachable revolve in the lower tip setting of connecting sleeve.

Further, the temperature measuring probe is formed by adopting a PT100 thermal resistor.

Further, the shell has a protection rating of IP 67.

Further, the communication interface adopts an RS485 communication interface.

Further, the housing is formed of 316L stainless steel.

Further, the size of the outer dimension of the shell is 120mm 100mm 55 mm.

Further, the size of the LCD liquid crystal display screen is 2.2 inches.

Adopt the technical scheme of the utility model, following beneficial effect has: the technical scheme of the utility model, through the lower tip of temperature probe detachable setting at the casing, LCD liquid crystal display inlays and locates on the front end wall of casing, communication interface sets up on the lateral wall of casing, the transmitter module sets up in the casing, and temperature probe, LCD liquid crystal display and communication interface equally divide and do not be connected with transmitter module electricity, the both sides of the lower tip of casing are equipped with a waist shape hole respectively, be convenient for adopt the hanging installation, use high accuracy PT100 as temperature sensor, the measuring method adopts the contact of temperature probe to insert, when can accurate real-time display temperature, support the data teletransmission, can be with the control room beyond hundreds of meters of with the temperature signal teletransmission, synchronous display through the temperature controller; stainless steel casing, compact structure fastens, has the precision height, long-term stability is good, long service life's characteristics, easy operation, simple to operate can save installation cost, and it is easy to dismantle, the later stage periodic maintenance of being convenient for, and the practicality is strong, but wide application in pump house, computer lab, factory building, exhibition hall etc. need carry out the occasion of monitoring to the temperature.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic overall structural diagram of a temperature transmitter for an integrated gas turbine performance test according to an embodiment of the present invention;

fig. 2 is a schematic view of an overall structure of another view angle of the temperature transmitter for testing performance of the integrated gas turbine according to an embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an integral type temperature transmitter for gas turbine performance test.

As shown in fig. 1 and fig. 2, in an embodiment of the present invention, this temperature transmitter for integrated gas turbine performance test includes a casing 101, a temperature probe 102, a transmitter module (not shown), an LCD liquid crystal display 103 and a communication interface 104, the temperature probe 102 is detachably disposed at the lower end of the casing 101, the LCD liquid crystal display 103 is embedded at the front end wall of the casing 101, the communication interface 104 is disposed at the side wall of the casing 101, the transmitter module is disposed in the casing 101, and the temperature probe 102, the LCD liquid crystal display 103 and the communication interface 104 are equally divided into holes respectively connected with the transmitter module electrically, and both sides of the lower end of the casing 101 are respectively provided with a waist 1011.

Specifically, the lower tip of casing 101 is equipped with a connecting sleeve 1012, the lower tip of connecting sleeve 1012 is equipped with the internal thread, the upper end of temperature probe 102 is equipped with a connector 1021, the periphery wall of connector 1021 is equipped with the external screw thread, connector 1021 detachable revolve in the lower tip setting of connecting sleeve 1012.

Specifically, the temperature probe 102 is formed by a PT100 thermal resistor, and the PT100 temperature sensor is a resistance temperature detector made of Platinum (PT), and its resistance value is proportional to the temperature change. The resistance and temperature variation relationship of PT100 is: its resistance is 100 ohms at 0 c and about 138.5 ohms at 100 c for PT 100. The working principle is as follows: when the PT100 is at 0 ℃, the resistance value of the PT is 100 ohms, and the resistance value of the PT increases at a constant speed along with the temperature rise.

Specifically, the protection class of the housing 101 is IP 67.

Specifically, the communication interface 104 adopts an RS485 communication interface.

Specifically, the housing 101 is formed of 316L stainless steel.

Specifically, the outer dimension of the housing 101 is 120mm x 100mm x 55 mm.

Specifically, the LCD liquid crystal display screen has a size of 2.2 inches.

Specifically, the utility model discloses a theory of operation and process do: the high-precision PT100 thermal resistor is used as a temperature measuring sensor, signals output by the temperature measuring sensor are transmitted to a transmitter module, and are converted into 4-20 mA current signals in linear relation with temperature, 0-5V/0-10V voltage signals and RS485 digital signals after being processed by circuits such as voltage stabilizing filtering, operational amplification, nonlinear correction, V/I conversion, constant current protection, reverse protection and the like, the signals can be remotely transmitted to a control room with the length of hundreds of meters away, the temperature signals can be remotely transmitted to a secondary instrument, corresponding temperature is displayed, the temperature can be accurately displayed in real time through an LCD, and synchronous output of PT100 thermal resistor signals is achieved.

Specifically, the utility model discloses a temperature probe detachable sets up the lower tip at the casing, LCD liquid crystal display inlays and locates on the front end wall of casing, communication interface sets up on the lateral wall of casing, the transmitter module sets up in the casing, and temperature probe, LCD liquid crystal display and communication interface equally divide and do not be connected with transmitter module electricity, the both sides of the lower tip of casing are equipped with a waist shape hole respectively, be convenient for adopt the hanging installation, use high-accuracy PT100 as temperature sensor, the measuring method adopts the contact of temperature probe to insert, when can accurate real-time display temperature, support the data teletransmission, can teletransmission the temperature signal to the control room beyond hundreds of meters, synchronous display through the temperature controller; the stainless steel shell is compact and fastened in structure, has the characteristics of high precision, good long-term stability and long service life, is simple to operate, convenient to install, easy to disassemble and strong in practicability, and can save the installation cost and facilitate later-period periodic maintenance.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (8)

1. The utility model provides an integral type temperature transmitter for gas turbine performance test, its characterized in that, includes casing, temperature probe, changer module, LCD liquid crystal display and communication interface, temperature probe detachable sets up the lower tip of casing, LCD liquid crystal display inlays to be located on the front end wall of casing, the communication interface sets up on the lateral wall of casing, changer module sets up in the casing, just temperature probe, LCD liquid crystal display and communication interface equally divide do not with changer module electricity is connected, the both sides of the lower tip of casing are equipped with a waist shape hole respectively.

2. The temperature transmitter for the performance test of the integrated gas turbine as recited in claim 1, wherein a connection sleeve is provided at a lower end of the housing, an internal thread is provided at a lower end of the connection sleeve, a connection head is provided at an upper end of the temperature probe, an external thread is provided at an outer peripheral wall of the connection head, and the connection head is detachably screwed at a lower end of the connection sleeve.

3. The integrated gas turbine temperature transmitter for performance testing according to claim 1, wherein the temperature probe is formed using a PT100 thermal resistor.

4. The integrated gas turbine performance testing temperature transmitter of claim 1, wherein the housing has a protection rating of IP 67.

5. The temperature transmitter for testing the performance of an integrated gas turbine as recited in claim 1, wherein said communication interface is an RS485 communication interface.

6. The integrated gas turbine temperature transmitter for performance testing according to claim 1, wherein the housing is formed of a 316L stainless steel material.

7. The integrated gas turbine engine performance testing temperature transmitter of claim 1, wherein the housing has an outer dimension of 120mm x 100mm x 55 mm.

8. The integrated gas turbine performance testing temperature transmitter of claim 1, wherein the LCD is 2.2 inches in size.

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