The invention discloses an energy saving thermal comfort control method of an air conditioning system. The method comprises the following steps: (1) when an air conditioner is started, a preset value of thermal comfort PMV is obtained; (2) the clothing thermal resistance and the human body metabolic rate are obtained; (3) an indoor thermal environment initial state point and an energy consumption value corresponding to the initial state point are obtained; (4) an optimizing method is used for enabling a set value of the air conditioning system to continuously approach an optimal combination; and (5) when the indoor PMV value dose not satisfy a thermal comfort range, the steps (3) and (4) are repeated. The method can precisely control the thermal comfort, can effectively reduce the air conditioner energy consumption under the precondition of guaranteeing the thermal comfort, can be suitable for thermal comfort control of different building types and different air conditioning systems at different times without needing sample data, and is wide in application range.

Energy saving thermal comfort control method of air conditioning system

The invention provides a temperature correction method, device, storage medium of an air conditioner and an air conditioner The method comprises following steps: obtaining a required cooling quantityor heat quantity, wall heat storage capacity, and/or non-human body heat source heat dissipation capacity in a room where the air conditioner is located; determining the corrected temperature of theair conditioner according to the required cooling quantity or heat quantity, wall heat storage capacity, and/or non-human body heat source heat dissipation capacity; performing temperature correctionof the set temperature of the air conditioner according to the determined corrected temperature The solution provided by the invention can realize the temperature control of the air conditioner and respond to the fluctuation of the external temperature in time, and can perform temperature compensation according to the need, so that the temperature control of the air conditioner is more precise, and the user is provided with a more comfortable indoor environment

Temperature correction method, device, storage medium of air conditioner and air conditioner

The invention discloses an air conditioning system startup and shutdown control device based on an indoor heat comfort state and a control method. The device comprises an indoor data acquisition device, an outdoor data acquisition device, a computation controller and an electric valve. The indoor data acquisition device and the outdoor data acquisition device respectively comprise a temperature sensor, a humidity sensor, a black-bulb temperature sensor and a wind speed sensor, are respectively connected with a data inlet end of the computation controller, and form linkage control together with the electric valve. The computation controller is loaded with an adaptive predicted mean vote computation and comparison program. The electric valve is connected with the computation controller through a data connecting line and is connected with an original air condition system control box through a conducting wire. The control method of the device disclosed by the invention comprises the steps of comparing with an adaptive predicted mean vote obtained by the computation controller, giving out, by the computation controller, an action instruction to the electric valve, and then controlling the startup and shutdown of an indoor air conditioning system and the turning-on and turning-off of the indoor data acquisition device and the outdoor data acquisition device.

Air conditioning system startup and shutdown control device based on indoor heat comfort state and method

The invention discloses a toothbrush sorting method based on image recognition, and relates to the field of toothbrush processing. The toothbrush sorting method based on image recognition improves theworking efficiency, reduces the cost, and can achieve rapid positioning. The toothbrush sorting method comprises the following steps that 1, toothbrushes are placed on a climbing feeding conveyor, and conveyed into a horizontal conveying belt; 2, the toothbrushes are sequentially separated at an initial position of the horizontal conveying belt; 3, after a photoelectric sensor on the horizontal conveying belt detects that the toothbrushes pass, a signal is sent to an industrial computer, and an industrial camera is triggered to complete image collection; 4, the industrial computer conducts image processing and analyzing on a collected image, and pose information of the toothbrushes is worked out; and 5, finally, a manipulator grabs the toothbrushes according to the pose information whichis worked out, correction is conducted on poses of the toothbrushes, then the toothbrushes are delivered to a next working procedure, and toothbrush sorting is completed. According to the toothbrush sorting method based on image recognition, the automation degree of a toothbrush packaging machine can be improved, and the defect that workload is heavy due to the fact that toothbrush varieties are complex is overcome.

Toothbrush sorting method based on image recognition

The invention discloses a 2D (two-dimensional) code positioning grabbing robot system algorithm based on visual identification. The method comprises steps as follows: s1, identifying a grabbed objectwith a 2D code; s2, extracting pose information of geometric center of the 2D code; s3, setting a target value of standing when a relative pose of the 2D code is reached; calculating deviation betweenthe 2D code pose at the moment and a set pose target, and comparing the deviation with a set threshold; transforming deviation information into speed information with a PID algorithm if the deviationexceeds the set threshold, and controlling a Mailun platform to move to the pose target according to the speed information and then enabling the Mailun platform to keep still; keeping the Mailun platform still if the deviation does not exceed the set threshold; s4, performing reverse kinematic solving of a mechanical arm according to the 2D code pose information, and enabling the center clampingposition of an end manipulator of the mechanical arm to reach the 2D code center; solving a rotating angle of a mechanical arm drive motor by transformation of coordinates; outputting the rotating angle by the drive motor to drive an end executor of the mechanical arm to move to the grabbed object and complete the clamping action in sequence.

2D (two-dimensional) code positioning grabbing robot system algorithm based on visual identification

The invention discloses a method for optimized setting of air conditioner temperature in an office building and relates to a dynamic setting method for changing a set value of the air conditioner temperature in real time according to indoor and outdoor environmental factors. To improve the dynamic setting of the air conditioner temperature, a simplified room thermodynamic model is established; in the model, the air conditioning opening is performed in the daytime, and natural ventilation is performed at night. The dynamic relations between the air conditioner load and environmental variables such as outdoor temperature, hot material temperature and the indoor temperature set value are established through the analysis of the room model. With the air conditioner load as an objective function and according to the limiting conditions that the human comfort index PMV value is within the regulated range, an optimized model of the air conditioner temperature set value is established; and optimization solution is performed on the model, so as to obtain the optimal air conditioner temperature set value at each moment. The obtained dynamic temperature set value can guarantee the good thermal comfort level for indoor workers and can effectively reduce energy consumption of the air conditioner.

Method for optimized setting of air conditioner temperature in office building

The invention discloses a mechanical arm tracking and positioning on-line identification and correction method based on computer vision. A computer vision technology is adopted to obtain a synchronous motion state picture of a mechanical arm and a tracked target, digital image analysis and processing are performed, a relative deviation of the mechanical arm from a geometric center position of the tracked target is obtained, and a mechanical arm servo control system adjusts an existing track of the mechanical arm according to the deviation value, thereby completing accurate positioning of the tracked moving target by the mechanical arm. The method provided by the invention can realize on-line automatic detection and calibration of the relative position deviation between the mechanical arm in periodical variable motion and the moving target to be tracked and positioned which has a regular geometrical shape; can effectively eliminate a random error caused by interference factors such as a mechanical arm shake; and facilitates improvement of the automation level of the field of mechanical package production, ensures production quality, and increases economic benefits.

Mechanical arm tracking and positioning on-line identification and correction method based on computer vision

The invention discloses an online recognizing and deviation rectifying method for the tracking and positioning deviation of a high-speed filling mechanical arm. The online recognizing and deviation rectifying method comprises the steps that S1, image collection is carried out every time the mechanical arm reaches a fixed position; S2, the relative position deviation of a filling needle rod and thecenter of a bottle mouth is obtained according to a collected image, wherein the center position of the needle rod is firstly determined, then the area of the bottle mouth is detected, the edge positions of the bottle mouth are determined, the center position of the bottle mouth is calculated according to the left edge position and the right edge position of the bottle mouth, and finally the relative position deviation is obtained by combining the center position of the needle rod and the center position of the bottle mouth; and S3, the operation track of the mechanical arm is controlled according to the relative position deviation obtained in S2, and deviation rectification is completed. The online recognizing and deviation rectifying method has the beneficial effects of being simple intheory, easy and convenient to operate, good in real-time performance, high in control precision and the like.

Online recognizing and deviation rectifying method for tracking and positioning deviation of high-speed filling mechanical arm

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Method for optimized setting of air conditioner temperature in office building

Mechanical arm tracking and positioning on-line identification and correction method based on computer vision

Online recognizing and deviation rectifying method for tracking and positioning deviation of high-speed filling mechanical arm