CN114846992A - Loss detection and adjustment method and system for crop harvesting and harvester - Google Patents
Loss detection and adjustment method and system for crop harvesting and harvester Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
- A01D41/1277—Control or measuring arrangements specially adapted for combines for measuring grain quality
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
- A01D41/1278—Control or measuring arrangements specially adapted for combines for automatic steering
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- G—PHYSICS
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The invention discloses a loss detection and adjustment method and system for crop harvesting and a harvester, and relates to the field of grain safety. The method comprises the following steps: calculating a real-time loss rate according to the crop loss information collected by the loss sensor and the current vehicle speed; when the real-time loss rate is larger than a first threshold value, adjusting the fan rotating speed and the sieve sheet angle of the harvester according to the real-time loss rate so as to adjust the harvester to a target harvesting state; when the real-time loss rate is smaller than the second threshold value, the speed of the harvester is adjusted to adjust the harvester to a target harvesting state, and accurate loss detection can be achieved by utilizing the limited space to the maximum extent through the scheme. Aiming at the signals and the actual loss received by the loss sensor, the current loss rate can be fed back in real time, the rotating speed of the fan and the angle of the sieve sheet are adjusted in real time according to the loss rate, the loss exceeding is directly adjusted, the loss rate is reduced, and the high-standard operation state with quick operation and lower loss rate is achieved.
Description
Technical Field
The invention relates to the field of grain safety, in particular to a loss detection and adjustment method and system for crop harvesting and a harvester.
Background
The installation of present loss sensor needs great space, and small-size harvester itself needs the sensor to satisfy structural design's compactedness, this has just caused most sensors can not satisfy the harvester demand. In addition, most products are limited to alarm after loss is detected, and specific operation can be improved only by operation of operators, which undoubtedly provides great test for operators with insufficient experience.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a crop harvesting loss detection and adjustment method, a crop harvesting loss detection and adjustment system and a harvester.
The technical scheme for solving the technical problems is as follows:
a method of loss detection adjustment for crop harvesting, comprising:
calculating a real-time loss rate according to the crop loss information collected by the loss sensor and the current vehicle speed;
when the real-time loss rate is larger than a first threshold value, adjusting the fan rotating speed and the sieve sheet angle of the harvester according to the real-time loss rate so as to adjust the harvester to a target harvesting state;
when the real-time loss rate is smaller than a second threshold value, adjusting the speed of the harvester to a target harvesting state, wherein the first threshold value is larger than the second threshold value.
The invention has the beneficial effects that: by the scheme, the limited space can be utilized to the maximum extent to realize accurate loss detection. Aiming at the signals and the actual loss received by the loss sensor, the current loss rate can be fed back in real time, the rotating speed of the fan and the angle of the sieve sheet are adjusted in real time according to the loss rate, the loss exceeding is directly adjusted, the loss rate is reduced, and the high-standard operation state with quick operation and lower loss rate is achieved.
Further, still include: and displaying the real-time loss rate, the rotating speed of the fan, the angle of the sieve sheet and the vehicle speed in real time through a display terminal.
The beneficial effect of adopting the further scheme is that: according to the scheme, the user can select crops through the display screen, the sensitivity of the sensor is adjusted, and loss detection of various crops is met.
Further, according to real-time loss rate adjusts the fan rotational speed and the sieve piece angle of harvester, specifically includes:
adjusting the rotating speed of a fan of the harvester through an electric push rod of the fan according to the real-time loss rate;
and adjusting the angle of the sieve sheet of the harvester through a sieve sheet electric push rod according to the real-time loss rate.
The beneficial effect of adopting the further scheme is that: this scheme has reduced the operation degree of difficulty through intelligent regulation and control, has improved the operating efficiency.
Further, the loss sensor includes: cleaning loss sensors and entrainment loss sensors;
the crop information includes: first loss information and second loss information;
before S1, the method further includes:
collecting first loss information of crops through a cleaning loss sensor;
and collecting second loss information of the crops through the entrainment loss sensor.
Further, the cleaning loss sensor includes: wiring mechanism, installation mechanism, damper and response mechanism.
The beneficial effect of adopting the further scheme is that: according to the scheme, the rod-type loss detection sensor is selected, so that the occupied space is small, and the requirements of detection space and working conditions are met.
Another technical solution of the present invention for solving the above technical problems is as follows:
a crop harvesting loss detection and adjustment system comprising: the device comprises a loss rate calculation module, a first adjustment module and a second adjustment module;
the loss rate calculation module is used for calculating the real-time loss rate according to the collected crop loss amount information of the loss sensor and the current vehicle speed;
the first adjusting module is used for adjusting the fan rotating speed and the sieve sheet angle of the harvester according to the real-time loss rate when the real-time loss rate is larger than a first threshold value so as to adjust the harvester to a target harvesting state;
the second adjusting module is used for adjusting the harvester to a target harvesting state by adjusting the speed of the harvester when the real-time loss rate is smaller than a second threshold, wherein the first threshold is larger than the second threshold.
The invention has the beneficial effects that: by the scheme, the limited space can be utilized to the maximum extent to realize accurate loss detection. Aiming at the signals and the actual loss received by the loss sensor, the current loss rate can be fed back in real time, the rotating speed of the fan and the angle of the sieve sheet are adjusted in real time according to the loss rate, the loss exceeding is directly adjusted, the loss rate is reduced, and the high-standard operation state with quick operation and lower loss rate is achieved.
Further, still include: and the display module is used for displaying the real-time loss rate, the rotating speed of the fan, the angle of the sieve sheet and the vehicle speed in real time through a display terminal.
The beneficial effect of adopting the further scheme is that: according to the scheme, the user can select crops through the display screen, the sensitivity of the sensor is adjusted, and loss detection of various crops is met.
Further, the first adjusting module is specifically used for adjusting the rotating speed of the fan of the harvester through the electric push rod of the fan according to the real-time loss rate;
and adjusting the angle of the sieve sheet of the harvester through a sieve sheet electric push rod according to the real-time loss rate.
The beneficial effect of adopting the further scheme is that: according to the scheme, the operation difficulty is reduced and the operation efficiency is improved through intelligent regulation and control.
Further, the loss sensor includes: cleaning loss sensors and entrainment loss sensors;
the crop information includes: first loss information and second loss information;
further comprising: the information acquisition module is used for acquiring first loss information of crops through the cleaning loss sensor;
second loss information of the crop is collected by the entrainment loss sensor.
Another technical solution of the present invention for solving the above technical problems is as follows:
a harvester, comprising: adopt the loss detection adjustment system of a crop harvesting of any one of above-mentioned scheme.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic flow chart of a crop harvesting loss detection adjustment method according to an embodiment of the present invention;
fig. 2 is a block diagram of a crop harvesting loss detection adjustment system according to an embodiment of the present invention;
fig. 3 is a block diagram of a system for adjusting loss detection in crop harvesting according to another embodiment of the present invention;
fig. 4 is a schematic structural view of a cleaning loss sensor according to another embodiment of the present invention;
fig. 5 is a schematic view of an assembled structure of a cleaning loss sensor according to another embodiment of the present invention;
FIG. 6 is a flow chart illustrating control logic of a system according to another embodiment of the present invention;
FIG. 7 is a schematic diagram of an entrainment loss sensor provided in accordance with another embodiment of the present invention;
fig. 8 is a schematic view of an assembly structure of an entrainment loss sensor according to another embodiment of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
As shown in fig. 1, a method for detecting and adjusting crop harvesting loss according to an embodiment of the present invention includes:
s1, calculating a real-time loss rate according to the collected crop loss information of the loss sensor and the current vehicle speed;
in one embodiment, calculating the real-time loss rate may include:
the signal sent by the loss sensor is received, the vehicle speed signal is received at the same time, the current operation area is calculated, and then the real-time loss rate can be calculated through a calculation mode obtained through actual operation.
Wherein the working area is calculated by the following formula:
the working area is the set cutting width multiplied by the speed multiplied by the unit time,
the process of calculating the loss rate is as follows:
the loss amount is the loss amount received in unit time x the single particle weight x the scale factor,
loss rate is the loss per working area.
The loss amount received in unit time can be accumulated according to the number of pulses received in unit time by the controller; the single grain weight can be that thousand grain weight, namely the weight of one thousand crops can be set on a display screen, and the data can be obtained by sampling and weighing the same land; the scaling factor may be an empirical factor obtained by comparing an actual loss amount with a loss amount detected by the controller through a plurality of tests.
When the real-time loss rate is larger than a first threshold value, adjusting the fan rotating speed and the sieve angle of the harvester according to the real-time loss rate so as to adjust the harvester to a target harvesting state; wherein the first threshold may be at a standard loss rate of 3%.
When the real-time loss rate is smaller than a second threshold value, adjusting the speed of the harvester to a target harvesting state, wherein the first threshold value is larger than the second threshold value. The target harvesting state can include that the vehicle can work quickly, the loss is small, and the working efficiency is high. Wherein the second threshold may be at a standard loss rate of 2.8%.
In one embodiment, when the loss rate is low, namely the standard loss rate is 2.8%, and when the loss rate is less than 2%, the speed of the vehicle can be increased by controlling the walking proportional valve, so that the vehicle can operate quickly, and the operating efficiency is improved; when the loss rate is higher, namely more than 3%, the electric push rod of the fan and the electric push rod of the sieve sheet angle can be adjusted according to the standard exceeding of the current loss rate, so that the grain loss is reduced; after the rotating speed of the fan and the angle of the sieve sheet are adjusted, the loss rate is monitored in real time, if the loss rate still does not meet the standard requirement, the walking proportional valve is controlled to reduce the speed of the vehicle, the operating speed of the vehicle is reduced, and the loss rate of grains is reduced by reducing the feeding amount
By the scheme, the limited space can be utilized to the maximum extent to realize accurate loss detection. Aiming at the signals and the actual loss received by the loss sensor, the current loss rate can be fed back in real time, the rotating speed of the fan and the angle of the sieve sheet are adjusted in real time according to the loss rate, the loss exceeding is directly adjusted, the loss rate is reduced, and the high-standard operation state with quick operation and lower loss rate is achieved.
In one embodiment, as shown in fig. 3, a system for using a crop harvest loss detection adjustment method may include: loss sensor, vehicle control unit, intelligent display terminal, fan electric putter, sieve piece electric putter, walking proportional valve and relevant whole car work component.
In another embodiment, as shown in fig. 6, the control logic of the system may be that the vehicle controller receives the signal from the loss sensor and the vehicle speed signal to calculate the current working area, and then the real-time loss rate may be calculated by the calculation method obtained by the actual working. After the loss rate is obtained, the intelligent terminal is sent to display, and meanwhile, the data is processed, and the specific processing process may include: the loss rate is classified into 9 grades, the loss rate of the first three grades is low, the green light is turned on, the loss rate of the middle four grades is medium, the yellow light is turned on, the loss rate of the last three grades is high, the red light is turned on, and the alarm prompt is given. The rotating speed of the fan and the angle of the sieve sheet are adjusted. The measure of taking at present is, when the loss rate is lower, can improve the speed of a motor vehicle through controlling the walking proportional valve, makes the vehicle can the rapid operation, improves the operating efficiency, and wherein the process of controlling the walking proportional valve can include: controlling the vehicle to increase the speed by increasing the current of the proportional valve; when the loss rate is high, the electric push rod of the fan and the electric push rod of the sieve sheet angle can be adjusted according to the standard exceeding of the current loss rate, so that the grain loss is reduced; after adjusting fan rotational speed and sieve piece angle, real time monitoring loss rate, if the loss rate still does not satisfy the standard requirement, then control walking proportional valve and reduce the speed of a motor vehicle, slow down vehicle operation speed, reduce grain loss rate through reducing the feeding volume.
The intelligent display terminal can display signals such as loss rate, fan rotating speed, screen sheet angle and vehicle speed in real time, and a user can conveniently check the signals. Meanwhile, a crop selection interface is opened on the display screen, the sensitivity of the sensor can be adjusted by selecting different crops, and the defect that the sensitivity of a user cannot be quantified is overcome.
The fan electric push rod, the sieve sheet electric push rod, the walking proportional valve and the related whole vehicle working components are actuating mechanisms for vehicle control. The electric push rod of the fan can drive the rotating speed adjusting structure through pushing and pulling, and the rotating speed of the fan can be adjusted. The sieve sheet electric push rod can push the sieve sheet to adjust the angle. The seed loss can be reduced by adjusting the rotating speed of the fan and the angle of the sieve sheet. The running proportional valve controls the running speed of the vehicle, and the vehicle speed is adjusted by controlling the running proportional valve after the loss cannot be reduced to the allowable range by adjusting the threshing and cleaning related structure. Through multi-party control of the working vehicle, the purpose of low loss is finally achieved, and high-quality operation is achieved.
Preferably, in any of the above embodiments, further comprising: and displaying the real-time loss rate, the rotating speed of the fan, the angle of the sieve sheet and the vehicle speed in real time through a display terminal. In a certain embodiment, the intelligent display terminal can display signals such as loss rate, fan rotating speed, screen sheet angle and vehicle speed in real time, and a user can conveniently check the signals. Meanwhile, a crop selection interface is opened on the display screen, the sensitivity of the sensor can be adjusted by selecting different crops, and the defect that the sensitivity of a user cannot be quantified is overcome.
According to the scheme, the user can select crops through the display screen, the sensitivity of the sensor is adjusted, and loss detection of various crops is met.
Preferably, in any of the above embodiments, the adjusting the fan rotation speed and the sieve plate angle of the harvester according to the real-time loss rate specifically includes:
adjusting the rotating speed of a fan of the harvester through an electric push rod of the fan according to the real-time loss rate;
and adjusting the angle of the sieve sheet of the harvester through a sieve sheet electric push rod according to the real-time loss rate.
This scheme has reduced the operation degree of difficulty through intelligent regulation and control, has improved the operating efficiency.
Preferably, in any of the above embodiments, the loss sensor comprises: cleaning loss sensors and entrainment loss sensors;
the crop information includes: first loss information and second loss information;
before S1, the method further includes:
collecting first loss information of crops through a cleaning loss sensor;
second loss information of the crop is collected by the entrainment loss sensor.
Preferably, in any of the above embodiments, the cleaning loss sensor includes: wiring mechanism, installation mechanism, damper and response mechanism.
In one embodiment, the loss sensors primarily include cleaning loss sensors and entrainment loss sensors. Wherein cleaning loss sensor adopts rod formula structure, includes: the sensor comprises a wiring mechanism, an installation mechanism, a damping mechanism and an induction mechanism, wherein the installation mechanism is a connection part for assembling the sensor on the whole vehicle; the wiring mechanism is a part for connecting the internal sensor circuit with an external wiring harness; the sensing mechanism is a sensor sensing circuit, a chip and the like; the damping mechanism is a damping part for connecting the sensor and the whole structure. Can adapt to the narrow and small special operational environment of interval between small-size harvester tail sieve and the chopper, can reduce the special angular adjustment that board-like loss detection sensor brought, simultaneously can furthest's reduction straw is piled up on the sensor. On the overall structure design, in the middle of cleaning loss sensor and sieve case, install finger-shaped sieve together additional, influence that can effectual less straw etc. detects cleaning loss. Meanwhile, the assembly position of the sensor is designed to be an adjustable structure, so that the detection of different crops by the operation vehicle is met as far as possible. The sensitivity of the sensor is set, and the position of the sensor is finely adjusted, so that the accurate detection of wheat, rice, soybeans, corns and other crops can be realized, and the schematic structural diagram is shown in fig. 4. As shown in FIG. 5, the cleaning loss sensor assembling structure comprises: finger-shaped sieve mechanism, lead grass mechanism and sensor installation mechanism, finger-shaped sieve structure is long straw that stops cleaning structure departure etc. reduces the interference of cleaning loss sensor signal. The grass guiding mechanism separates the path for guiding out the long straws discharged by the roller backwards from the sensor, so that signal interference is avoided. The sensor mounting mechanism is an assembly part of the sensor and the whole machine. The cleaning loss is the loss rate of the cleaning structure of the detection operation vehicle, the entrainment loss is the loss rate of the threshing mechanism of the detection vehicle roller, and the detection is the loss rate of different parts. The front part of the entrainment loss sensor is also provided with the finger-shaped sieve, so that the effective separation of long straws and grains near the sensor can be realized, and the detection precision is improved. The configuration of the entrainment loss sensor, as shown in fig. 7, includes a schematic of the structure of the integral mounting structure and the finger screen, and as shown in fig. 8, a schematic of the structure of the sensor mounting structure and the sensor.
According to the scheme, the rod-type loss detection sensor is selected, so that the occupied space is small, and the requirements of detection space and working conditions are met.
In one embodiment, as shown in fig. 2, a crop harvesting loss detection and adjustment system includes: a loss rate calculation module 1101, a first adjustment module 1102 and a second adjustment module 1103;
the loss rate calculation module 1101 is configured to calculate a real-time loss rate according to the collected crop loss amount information of the loss sensor and the current vehicle speed;
the first adjusting module 1102 is configured to adjust a fan rotation speed and a sieve angle of the harvester according to the real-time loss rate when the real-time loss rate is greater than a first threshold value, so as to adjust the harvester to a target harvesting state;
the second adjusting module 1103 is configured to adjust the harvester to a target harvesting state by adjusting a vehicle speed of the harvester when the real-time loss rate is smaller than a second threshold, where the first threshold is greater than the second threshold.
By the scheme, the limited space can be utilized to the maximum extent to realize accurate loss detection. Aiming at the signals and the actual loss received by the loss sensor, the current loss rate can be fed back in real time, the rotating speed of the fan and the angle of the sieve sheet are adjusted in real time according to the loss rate, the loss exceeding is directly adjusted, the loss rate is reduced, and the high-standard operation state with quick operation and lower loss rate is achieved.
Preferably, in any of the above embodiments, further comprising: and the display module is used for displaying the real-time loss rate, the rotating speed of the fan, the angle of the sieve sheet and the vehicle speed in real time through a display terminal.
According to the scheme, the user can select crops through the display screen, the sensitivity of the sensor is adjusted, and loss detection of various crops is met.
Preferably, in any of the above embodiments, the first adjusting module 1102 is specifically configured to adjust the fan rotation speed of the harvester by using a fan electric push rod according to the real-time loss rate;
and adjusting the angle of the sieve sheet of the harvester through a sieve sheet electric push rod according to the real-time loss rate.
This scheme has reduced the operation degree of difficulty through intelligent regulation and control, has improved the operating efficiency.
Preferably, in any of the above embodiments, the loss sensor comprises: cleaning loss sensors and entrainment loss sensors;
the crop information includes: first loss information and second loss information;
further comprising: the information acquisition module is used for acquiring first loss information of crops through the cleaning loss sensor;
second loss information of the crop is collected by the entrainment loss sensor.
In one embodiment, a harvester includes: a crop harvesting loss detection and adjustment system employing any of the embodiments described above.
It is understood that some or all of the alternative embodiments described above may be included in some embodiments.
It should be noted that the above embodiments are product embodiments corresponding to the previous method embodiments, and for the description of each optional implementation in the product embodiments, reference may be made to corresponding descriptions in the above method embodiments, and details are not described here again.
The reader should understand that in the description of this specification, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described method embodiments are merely illustrative, and for example, the division of steps into only one logical functional division may be implemented in practice in another way, for example, multiple steps may be combined or integrated into another step, or some features may be omitted, or not implemented.
The above method, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention essentially or partially contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A method of crop harvest loss detection adjustment, comprising:
calculating a real-time loss rate according to the crop loss information collected by the loss sensor and the current vehicle speed;
when the real-time loss rate is larger than a first threshold value, adjusting the fan rotating speed and the sieve angle of the harvester according to the real-time loss rate so as to adjust the harvester to a target harvesting state;
when the real-time loss rate is smaller than a second threshold value, adjusting the speed of the harvester to a target harvesting state, wherein the first threshold value is larger than the second threshold value.
2. The crop harvesting loss detection and adjustment method according to claim 1, further comprising: and displaying the real-time loss rate, the rotating speed of the fan, the angle of the sieve sheet and the vehicle speed in real time through a display terminal.
3. The method for detecting and adjusting the crop harvesting loss according to claim 1 or 2, wherein the adjusting of the fan rotation speed and the sieve plate angle of the harvester according to the real-time loss rate specifically comprises:
adjusting the rotating speed of a fan of the harvester through an electric push rod of the fan according to the real-time loss rate;
and adjusting the angle of the sieve sheet of the harvester through a sieve sheet electric push rod according to the real-time loss rate.
4. A crop harvesting loss detection adjustment method according to claim 1 or 2, wherein the loss sensor comprises: cleaning loss sensors and entrainment loss sensors;
the crop information includes: first loss information and second loss information;
before S1, the method further includes:
collecting first loss information of crops through a cleaning loss sensor;
second loss information of the crop is collected by the entrainment loss sensor.
5. A crop harvesting loss detection and adjustment method according to claim 4, wherein the cleaning loss sensor comprises: wiring mechanism, installation mechanism, damper and response mechanism.
6. A crop harvesting loss detection and adjustment system, comprising: the device comprises a loss rate calculation module, a first adjustment module and a second adjustment module;
the loss rate calculation module is used for calculating the real-time loss rate according to the collected crop loss amount information of the loss sensor and the current vehicle speed;
the first adjusting module is used for adjusting the fan rotating speed and the sieve sheet angle of the harvester according to the real-time loss rate when the real-time loss rate is larger than a first threshold value so as to adjust the harvester to a target harvesting state;
the second adjusting module is used for adjusting the harvester to a target harvesting state by adjusting the speed of the harvester when the real-time loss rate is smaller than a second threshold, wherein the first threshold is larger than the second threshold.
7. The crop harvesting loss detection and adjustment system of claim 6, further comprising: and the display module is used for displaying the real-time loss rate, the rotating speed of the fan, the angle of the sieve sheet and the vehicle speed in real time through a display terminal.
8. The crop harvesting loss detection and adjustment system according to claim 6 or 7, wherein the first adjustment module is specifically configured to adjust a fan rotation speed of the harvester through a fan electric push rod according to the real-time loss rate;
and adjusting the angle of the sieve sheet of the harvester through a sieve sheet electric push rod according to the real-time loss rate.
9. A crop harvesting loss detection and adjustment system according to claim 6 or 7, wherein the loss sensor comprises: cleaning loss sensors and entrainment loss sensors;
the crop information includes: first loss information and second loss information;
further comprising: the information acquisition module is used for acquiring first loss information of crops through the cleaning loss sensor;
second loss information of the crop is collected by the entrainment loss sensor.
10. A harvester, comprising: a crop harvesting loss detection and adjustment system using any one of the preceding claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210629558.0A CN114846992A (en) | 2022-06-01 | 2022-06-01 | Loss detection and adjustment method and system for crop harvesting and harvester |
Applications Claiming Priority (1)
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