CN213876434U - Fuel oil transmission control system - Google Patents
Fuel oil transmission control system Download PDFInfo
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- CN213876434U CN213876434U CN202022922794.0U CN202022922794U CN213876434U CN 213876434 U CN213876434 U CN 213876434U CN 202022922794 U CN202022922794 U CN 202022922794U CN 213876434 U CN213876434 U CN 213876434U
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Abstract
The embodiment of the utility model provides a fuel transmission control system, fuel transmission control system are used for the control pump to transmit the fuel in the oil storage tank to the cabin oil tank in, include: the control device controls the pump to transmit the fuel oil in the oil storage tank to the cabin oil tank under the condition that the detected fuel oil level in the cabin oil tank is lower than a preset threshold value according to the comparison result of the comparator, so that the defect that in the prior art, when the fuel oil is not enough, a crew needs to immediately and manually supplement the fuel oil is overcome, and the purpose of automatically supplementing the fuel oil in real time is achieved.
Description
Technical Field
The application relates to the technical field of ships, in particular to a fuel transmission control system.
Background
With the rapid development of the world tourism industry and the transportation industry, ships play an increasingly important role in national economy, and the navigation of ships is always an important factor to be considered in the design of ships.
For ships, power oil and mechanical lubricant are important consumables of their power systems. In the sailing process, the power fuel and the mechanical lubricating oil of the ship can be checked in real time, so that the phenomenon that the sailing power is insufficient due to insufficient fuel is avoided. Further, when the fuel is found to be insufficient, the crew needs to immediately and manually supplement the fuel to ensure that the ship can continue to sail normally.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a fuel transmission control system to realize when monitoring the boats and ships in the fuel liquid level lower, real-time automatic to wherein replenishing the fuel purpose.
The embodiment of the utility model provides a fuel monitoring system, fuel transmission control system is used for the control pump to with the fuel automatic transmission in the oil storage tank to the cabin oil tank in, include:
the liquid level detection unit is used for measuring the liquid level value of the cabin oil tank;
the converter is in signal connection with the liquid level detection unit; the converter is used for converting the liquid level value into an electric signal capable of being wirelessly transmitted;
a wireless transmitter in signal connection with the converter; the wireless transmitter is used for receiving the electric signal which is transmitted by the converter and can be transmitted wirelessly;
a wireless receiver in signal connection with the wireless transmitter; the wireless receiver is used for carrying out signal transmission with the wireless transmitter;
a comparator in signal connection with the wireless receiver; the comparator is used for comparing the received wireless signal with a preset threshold value and outputting a comparison result;
the control device is in signal connection with the comparator; and the control device controls the pump to transmit the fuel oil in the fuel oil storage tank to the cabin oil tank under the condition that the detected fuel oil level height in the cabin oil tank is lower than a preset threshold value according to the comparison result.
In one embodiment, the converter comprises: the liquid level detection device comprises a current-voltage conversion unit and an analog-digital converter, wherein the current-voltage conversion unit is in signal connection with the liquid level detection unit; the current-voltage conversion unit is used for converting the liquid level value from a current signal to a voltage signal; one end of the analog-to-digital converter is in signal connection with the current-voltage conversion unit, and the other end of the analog-to-digital converter is in signal connection with the wireless transmitter; the analog-to-digital converter is used for converting the voltage signal from an analog signal to a digital signal capable of wireless transmission.
In one embodiment, the fuel delivery control system further comprises: the system comprises a power supply and an anti-interference unit, wherein the power supply is used for transmitting electric energy; one end of the anti-interference unit is connected with the power supply signal, and the other end of the anti-interference unit is connected with the current-voltage conversion unit; the anti-interference unit is used for filtering electromagnetic interference in the power supply and transmitting the electric energy subjected to interference filtering to the current-voltage conversion unit.
In one embodiment, the current-voltage converting unit includes: the voltage stabilizing circuit is used for providing a stable first voltage; one end of the conversion resistor is in signal connection with the voltage stabilizing circuit, and the other end of the conversion resistor is in signal connection with the liquid level detection unit; the conversion resistor is used for converting the liquid level value from a current signal to a second voltage and regulating the first voltage by using the second voltage to obtain a target voltage; one end of the voltage amplifying circuit is in signal connection with the conversion resistor and the liquid level detection unit, and the other end of the voltage amplifying circuit is connected with the analog-to-digital converter; the voltage amplifying circuit is used for amplifying the target voltage into a voltage signal corresponding to the current signal of the liquid level value.
In one embodiment, the voltage amplification circuit includes: a low-pass filter; the low-pass filter is used for filtering low-frequency noise in the voltage amplifying circuit and filtering interference signals generated by power coupling for supplying electric energy to the voltage amplifying circuit.
In one embodiment, the system further comprises: the alarm unit is in signal connection with the control device; the alarm unit is used for sending out an alarm signal when detecting that the height of the fuel liquid level in the cabin tank is lower than a preset threshold value.
In one embodiment, the liquid level detection unit comprises: the system comprises a guided wave transmitter, a liquid level receiver, a liquid level data processor and a liquid level display screen, wherein the guided wave transmitter is in signal connection with a cabin oil tank; the guided wave transmitter is used for transmitting guided waves to the liquid level of the cabin oil tank; the liquid level receiver is in signal connection with the guided wave transmitter; the liquid level receiver is used for receiving guided waves reflected by the liquid level of the tank of the cabin; the liquid level data processor is in signal connection with the liquid level receiver; the liquid level data processor is used for determining the liquid level height of the cabin oil tank according to the velocity of the guided wave and the propagation time interval of the guided wave; the liquid level display screen is connected with the liquid level data processor; the liquid level display screen is used for displaying the liquid level height of the cabin oil tank.
In one embodiment, the wireless transmitter comprises: the liquid level detection device comprises a first liquid level acquisition circuit and a liquid level value transmitting circuit, wherein the first liquid level acquisition circuit is connected with the converter and is used for receiving an electric signal which is transmitted by the converter and can be wirelessly transmitted; and the liquid level value transmitting circuit is connected with the first liquid level acquisition circuit and is used for transmitting the electric signal capable of being wirelessly transmitted.
In one embodiment, the level value transmitting circuit includes: an antenna.
In one embodiment, the signal connection comprises: a wireless connection and/or a wired connection.
The embodiment of the utility model provides an in, the mode through the liquid level value that will gather is transmitted to controlling means in real time to solved among the prior art crew need come and go many times and supply the fuel, consume the unsafe factor when manpower and artifical the refueling when fuel is not enough in the cabin tank, reached real-time automatic fuel supply's purpose, furtherly, through the stability of anti-interference unit assurance system operation.
Drawings
In order to more clearly illustrate the embodiments of the present application 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 introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a block diagram of a fuel transmission control system according to an embodiment of the present invention;
FIG. 2 is a block diagram of a radar level gauge according to an embodiment of the present invention;
fig. 3 is a block diagram of a converter according to an embodiment of the present invention;
fig. 4 is a block diagram of a portion of a fuel delivery control system according to an embodiment of the present invention;
fig. 5 is a block diagram of a current-voltage conversion unit according to an embodiment of the present invention;
fig. 6 is a block diagram of a current-voltage conversion unit according to another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The embodiment of the utility model provides an in, provide a can control the pump with the fuel automatic transfer in the oil storage tank to the fuel transmission control system in the cabin oil tank. As shown in fig. 1, the monitoring device may include: a liquid level detection unit 103, a converter 104, a wireless transmitter 105, a wireless receiver 106, a comparator 107, a control device 108, and a pump 109, wherein:
1) a liquid level detection unit 103, wherein the liquid level detection unit 103 is used for measuring the liquid level value of the cabin oil tank 102.
The liquid level detection unit is in signal connection with a cabin oil tank and can be a sensor which can be used for measuring the height of fuel oil, such as a radar liquid level meter, an ultrasonic sensor and the like.
Specifically, the liquid level detection unit is exemplified as a radar liquid level gauge. As shown in the block diagram of the structure of the radar level gauge in FIG. 2, the radar level gauge may comprise: the liquid level display screen comprises a guided wave emitter, a liquid level receiver, a liquid level data processor and a liquid level display screen. The data processor calculates the height of the liquid level in the cabin oil tank according to the transmission time interval of the guided wave and the propagation speed of the guided wave, and displays the height of the liquid level on the liquid level display screen.
Specifically, the liquid level height of the tank of the ship cabin can be calculated and determined according to the following formula:
h＝vt/2
wherein h represents the liquid level height of the tank, v represents the propagation velocity of the guided wave, and t represents the propagation time interval of the guided wave.
And the liquid level data processor processes the velocity of the guided wave and the propagation time interval of the guided wave according to the formula to determine the liquid level height of the fuel oil in the tank of the ship cabin, and the liquid level height is displayed through the liquid level display screen.
After the liquid level data processor determines the liquid level of the oil storage tank, the liquid level can be converted into a signal-transmittable liquid level value by a first converter connected with the liquid level data processor.
In another embodiment of the present application, the liquid level detection unit may include a liquid level sensor, and may also be a pressure sensor for measuring a liquid level, such as: the static pressure input type liquid level transmitter can be a liquid level measuring device which is based on the principle that the static pressure of the measured liquid is proportional to the height of the liquid, adopts an advanced foreign isolation type diffused silicon sensitive element or a ceramic capacitance pressure sensitive sensor, converts the static pressure into an electric signal, and converts the electric signal into a standard electric signal through temperature compensation and linear correction.
2) A converter 104, wherein the converter 104 is in signal connection with the liquid level detection unit 103; the converter 104 is used for converting the level value into an electrical signal capable of wireless transmission.
Specifically, the converter includes: a current-voltage conversion unit and an analog-digital converter. The current-voltage conversion unit is in signal connection with the liquid level detection unit; the current-voltage conversion unit is used for converting the liquid level value from a current signal to a voltage signal. One end of the analog-to-digital converter is in signal connection with the current-voltage conversion unit, and the other end of the analog-to-digital converter is in signal connection with the wireless transmitter; the analog-to-digital converter is used for converting the voltage signal from an analog signal to a digital signal capable of wireless transmission. The converter is used for converting the current signal detected by the liquid level detection unit into an electric signal capable of being wirelessly transmitted.
In one embodiment of the present application, a block diagram of a converter circuit shown in fig. 3 includes: a current-voltage conversion unit E and an analog-to-digital converter. Wherein the current-voltage conversion unit includes: voltage stabilizing circuit, converting resistor, voltage amplification circuit. The voltage stabilizing circuit is used for providing a stable first voltage; one end of the conversion resistor is in signal connection with the voltage stabilizing circuit, and the other end of the conversion resistor is in signal connection with the liquid level detection unit; the conversion resistor is used for converting the liquid level value from a current signal to a second voltage and regulating the first voltage by using the second voltage to obtain a target voltage; one end of the voltage amplifying circuit is in signal connection with the conversion resistor and the liquid level detection unit, and the other end of the voltage amplifying circuit is connected with the analog-to-digital converter; the voltage amplifying circuit is used for amplifying the target voltage into a voltage signal corresponding to the current signal of the liquid level value.
Taking the current-voltage conversion circuit (which may also be referred to as a current-voltage conversion unit) shown in fig. 5 and 6 as an example, when a current ranging from 4mA to 20mA is input to the circuit shown in fig. 5, a voltage of 0V to 3.3V may be output. In fig. 5 and 6, the conversion resistor is R1, and the resistance value of the resistor is 25k Ω. The voltage regulator circuit is a circuit where the ports of the input terminals 2 and 3, the output terminal 6, and the like of the operational amplifier corresponding to U3 are located, and specifically, the circuit is indicated by a dashed box a in fig. 6, and the voltage regulator circuit is used for providing a stable voltage of-0.1V, that is, it is ensured that the voltage at the point C is always-0.1V. The voltage amplifying circuit U4 is a circuit for amplifying the voltage at the point D, i.e. amplifying the voltage at the point C and the voltage at the transfer resistor R1, so as to obtain the voltage V, as indicated by the dashed line box B in fig. 6, where the ports of the operational amplifier, such as the input ports 2 and 3 and the output port 6, corresponding to the voltage amplifying circuit U4outThe port may output the amplified voltage.
Further, the voltage amplifying circuit may further include: a low-pass filter C2; the low-pass filter may be configured to filter low-frequency noise in the voltage amplification circuit, and to filter an interference signal generated by coupling of a power supply that supplies electric energy to the voltage amplification circuit, so as to output a more accurate voltage signal.
In an embodiment of the present application, as shown in fig. 1 or fig. 4, the fuel delivery control system may further include: the system comprises a power supply 100 and an anti-interference unit 101, wherein the power supply is used for transmitting electric energy; one end of the anti-interference unit is connected with the power supply signal, and the other end of the anti-interference unit is connected with a current-voltage conversion unit in the converter; the anti-interference unit is used for filtering electromagnetic interference in the power supply, filtering clutter interference radiated in space by performing hardware filtering on the input end of the power supply, designing a packet ground for key sensitive signals such as high-speed clock signals and PCIE differential signals to guarantee signal integrity of the sensitive signals to the maximum extent, and transmitting electric energy after filtering interference to the current-voltage conversion unit. From the above, the circuit voltage conversion unit has a high requirement on the accuracy of the voltage signal, so that when the external power supply is performed, the input electric energy needs to be resistant to interference, and the accuracy of the output voltage value is guaranteed to the maximum extent.
3) A wireless transmitter 105 in signal connection with the converter; the wireless transmitter is used for receiving the electric signal which is transmitted by the converter and can be transmitted wirelessly.
4) A wireless receiver 106 in signal connection with the wireless transmitter; the wireless receiver is used for carrying out signal transmission with the wireless transmitter.
The wireless transmitter may include: first liquid level acquisition circuit and liquid level value transmitting circuit, wherein: the first liquid level acquisition circuit is connected with the converter and is used for receiving an electric signal which is transmitted by the converter and can be wirelessly transmitted; and the liquid level value transmitting circuit is connected with the first liquid level acquisition circuit and is used for transmitting the electric signal capable of being wirelessly transmitted. In one embodiment of the present application, the level value transmitting circuit may include: an antenna.
The wireless receiver includes: liquid level value receiving circuit and second liquid level acquisition circuit, wherein: the liquid level receiving circuit is connected with the second liquid level acquisition circuit and is used for receiving an electric signal which is sent by the wireless transmitter and can be transmitted wirelessly; and the second liquid level acquisition circuit is connected with the liquid level receiving circuit and is used for acquiring the electric signal sent by the liquid level receiving circuit. In one embodiment of the present application, the level value receiving circuit may include: an antenna.
In the embodiment of the application, the wireless transmitter and the wireless receiver are utilized to transmit the liquid level value in the tank in the ship cabin, which is detected by the liquid level detection unit, to the pump at other positions, so that the aim of automatically outputting the fuel oil in the oil storage tank to the tank in the ship cabin by remotely controlling the pump is fulfilled. In other embodiments of the present application, the level value may also be transmitted by way of wired transmission, which is not limited in the present application.
5) A comparator 107 in signal connection with the wireless receiver; the comparator is used for comparing the received wireless signal with a preset threshold value and outputting a comparison result.
In one embodiment of the application, the comparator 107 compares the level value received from the wireless receiver with a preset threshold value stored in itself, which is determined by the lowest level value of the tank. When the received liquid level value is smaller than the lowest liquid level value, outputting a numerical value smaller than zero; and when the received liquid level value is greater than the lowest liquid level value, outputting a numerical value greater than zero.
In an embodiment of the present application, there may also be a plurality of cabin tanks at the same time, and the lowest level value of each tank may be the same or different, so that different preset thresholds may be selected for different tanks, and corresponding comparison results are output.
6) A control device 108 in signal connection with the comparator; and the control device controls the pump to transmit the fuel in the fuel storage tank to the cabin fuel tank under the condition that the detected fuel level height in the cabin fuel tank 111 is lower than a preset threshold value according to the comparison result.
In one embodiment of the present application, the fuel delivery control system automatically controls the pump 109 to output the fuel in the fuel storage tank to the tank 102 of the ship's hold by comparing the level value detected by the level detection unit with the preset threshold value stored in the comparator according to the comparison result when the level value is detected to be lower than the preset threshold value, thereby eliminating the need for the crew to manually replenish the fuel.
Further, the fuel delivery control system may further include: the alarm unit 110 is in signal connection with the control device; the alarm unit is used for sending out an alarm signal when detecting that the height of the fuel liquid level in the cabin tank is lower than a preset threshold value.
Further, the fuel delivery control system may further include: and the display unit displays the fuel liquid level condition in real time and the condition of whether the fuel is transmitted and to which liquid level height.
In the embodiment of the application, the acquired liquid level value is transmitted to the control device in real time in a signal transmission mode, so that the problems that in the prior art, when the fuel in a cabin fuel tank is insufficient, a crew needs to supplement the fuel repeatedly, the manpower is consumed, and unsafe factors are caused during manual fuel filling are solved, the purpose of automatically supplementing the fuel in real time is achieved, and further, the stability of system operation is ensured through the anti-interference unit.
It should be noted that, in the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and for distinguishing similar objects, and no precedence between the two is intended or should be construed to indicate or imply relative importance. In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified.
It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the application should, therefore, be determined not with reference to the above description, but instead should be determined with reference to the pending claims along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of subject matter that is disclosed herein is not intended to forego the subject matter and should not be construed as an admission that the applicant does not consider such subject matter to be part of the disclosed subject matter.
Claims (10)
1. A fuel delivery control system for controlling a pump to automatically deliver fuel from a fuel tank to a tank in a ship's hold, comprising:
the liquid level detection unit is used for measuring the liquid level value of the cabin oil tank;
the converter is in signal connection with the liquid level detection unit; the converter is used for converting the liquid level value into an electric signal capable of being wirelessly transmitted;
a wireless transmitter in signal connection with the converter; the wireless transmitter is used for receiving the electric signal which is transmitted by the converter and can be transmitted wirelessly;
a wireless receiver in signal connection with the wireless transmitter; the wireless receiver is used for carrying out signal transmission with the wireless transmitter;
a comparator in signal connection with the wireless receiver; the comparator is used for comparing the received wireless signal with a preset threshold value and outputting a comparison result;
the control device is in signal connection with the comparator; and the control device controls the pump to transmit the fuel oil in the fuel oil storage tank to the cabin oil tank under the condition that the detected fuel oil level height in the cabin oil tank is lower than a preset threshold value according to the comparison result.
2. The system of claim 1, wherein the converter comprises: a current-voltage conversion unit, an analog-to-digital converter, wherein,
the current-voltage conversion unit is in signal connection with the liquid level detection unit; the current-voltage conversion unit is used for converting the liquid level value from a current signal to a voltage signal;
one end of the analog-to-digital converter is in signal connection with the current-voltage conversion unit, and the other end of the analog-to-digital converter is in signal connection with the wireless transmitter; the analog-to-digital converter is used for converting the voltage signal from an analog signal to a digital signal capable of wireless transmission.
3. The system of claim 2, wherein the fuel delivery control system further comprises: a power supply, an anti-interference unit, wherein,
the power supply is used for transmitting electric energy;
one end of the anti-interference unit is connected with the power supply signal, and the other end of the anti-interference unit is connected with the current-voltage conversion unit; the anti-interference unit is used for filtering electromagnetic interference in the power supply and transmitting the electric energy subjected to interference filtering to the current-voltage conversion unit.
4. The system of claim 2, wherein the current-to-voltage conversion unit comprises: voltage stabilizing circuit, converting resistor and voltage amplifying circuit, in which,
the voltage stabilizing circuit is used for providing a stable first voltage;
one end of the conversion resistor is in signal connection with the voltage stabilizing circuit, and the other end of the conversion resistor is in signal connection with the liquid level detection unit; the conversion resistor is used for converting the liquid level value from a current signal to a second voltage and regulating the first voltage by using the second voltage to obtain a target voltage;
one end of the voltage amplifying circuit is in signal connection with the conversion resistor and the liquid level detection unit, and the other end of the voltage amplifying circuit is connected with the analog-to-digital converter; the voltage amplifying circuit is used for amplifying the target voltage into a voltage signal corresponding to the current signal of the liquid level value.
5. The system of claim 4, wherein the voltage amplification circuit comprises: a low-pass filter; the low-pass filter is used for filtering low-frequency noise in the voltage amplifying circuit and filtering interference signals generated by power coupling for supplying electric energy to the voltage amplifying circuit.
6. The system of claim 1, wherein the system further comprises: an alarm unit for alarming the user when the user is in a normal state,
the alarm unit is in signal connection with the control device; the alarm unit is used for sending out an alarm signal when detecting that the height of the fuel liquid level in the cabin tank is lower than a preset threshold value.
7. The system of claim 1, wherein the liquid level detection unit comprises: a guided wave emitter, a liquid level receiver, a liquid level data processor and a liquid level display screen, wherein,
the guided wave transmitter is in signal connection with the cabin oil tank; the guided wave transmitter is used for transmitting guided waves to the liquid level of the cabin oil tank;
the liquid level receiver is in signal connection with the guided wave transmitter; the liquid level receiver is used for receiving guided waves reflected by the liquid level of the tank of the cabin;
the liquid level data processor is in signal connection with the liquid level receiver; the liquid level data processor is used for determining the liquid level height of the cabin oil tank according to the velocity of the guided wave and the propagation time interval of the guided wave;
the liquid level display screen is connected with the liquid level data processor; the liquid level display screen is used for displaying the liquid level height of the cabin oil tank.
8. The system of claim 1, wherein the wireless transmitter comprises: a first liquid level acquisition circuit and a liquid level value transmitting circuit, wherein,
the first liquid level acquisition circuit is connected with the converter and is used for receiving an electric signal which is transmitted by the converter and can be wirelessly transmitted;
and the liquid level value transmitting circuit is connected with the first liquid level acquisition circuit and is used for transmitting the electric signal capable of being wirelessly transmitted.
9. The system of claim 8, wherein the level value transmitting circuit comprises: an antenna.
10. The system of any one of claims 1 to 9, wherein the signal connection comprises: a wireless connection and/or a wired connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022922794.0U CN213876434U (en) | 2020-12-08 | 2020-12-08 | Fuel oil transmission control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022922794.0U CN213876434U (en) | 2020-12-08 | 2020-12-08 | Fuel oil transmission control system |
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| Publication Number | Publication Date |
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| CN213876434U true CN213876434U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022922794.0U Active CN213876434U (en) | 2020-12-08 | 2020-12-08 | Fuel oil transmission control system |
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| CN (1) | CN213876434U (en) |
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