16results about "Provision for operation by null methods" patented technology

The utility model discloses a toothed rotary transformer convenient for zero setting by using automatic equipment, which comprises a motor end cover, a rotary transformer stator assembly, a fastening bolt, a rotary transformer shell, a rotary transformer stator coil, a rotary transformer signal line, a rotary transformer toothed shell, a rotary transformer shell gear structure and a zero setting mechanism, the rotary transformer toothed shell is a toothed shell arranged on the circumference of a rotary transformer shell. The utility model has the beneficial effects that the servo motor system is used as a power source for angle adjustment, compared with manual zero adjustment, the angle control of the system is very accurate, the time for repeated adjustment is reduced, and the efficiency is improved.

Device for measuring the fluorescence properties of the object (O) a. with a transmitter (H, 2, 3, 4) and b. with a compensation transmitter (K, 9) and c. with a receiver (D, 10) and d. with a first optical transmission path (I1) and e. with a second optical transmission path (I2) and f. with a receive path filter (FD), g. wherein the at least one transmitter (H, 2, 3, 4) emits light with a transmitter wavelength and h. wherein the compensation transmitter (K, 9) emits light with a compensation transmitter wavelength and i. wherein the at least one transmitter (H, 2, 3, 4) can transmit into the at least one first transmission path (I1) and j. wherein an object (O) at the end of the at least one first optical transmission path (I1) can send light into a second optical transmission path (I2) and k. wherein the second optical transmission path (I2) terminates at the receiver (D, 10) and I. wherein the receiver (D, 10) can receive the signal of the compensation transmitter (K,9) superimposed with the signal of the transmitter (H, 2, 3, 4) and m. wherein the at least one optical receive path filter (FD) is located in the second optical transmission path (I2) and n. wherein the object (O) fluoresces under irradiation by the transmitter (H) with a fluorescence wavelength and o. where the fluorescence wavelength differs from the transmitter wavelength and p. where the receive path window (WD) is transparent only for the wavelength of this fluorescence wavelength and q. where the receiver (D) is sensitive to both the compensation wavelength and the fluorescence wavelength.

A machine control (10) for controlling a machine, the machine control (10) determining an absolute position of a detection target using a detector (30) that outputs rotation number data corresponding to a position of the detection target, and controlling the machine based on the determined absolute position of the detection target, the machine control (10) comprising: a storage unit (13) that stores the rotation number data of the detector (30) corresponding to a zero-point position of the absolute position as zero-point position data, and stores the rotation number data corresponding to a rotation number data length that the detector (30) can output as extended rotation number data; and a calculation unit (12) that calculates the absolute position in accordance with formula (1) below, which is based on rotation number data output by the detector (30), the zero point position data and the extended rotation number data: Absolute Position = (Rotation number data from the detector + extended rotation number data) − zero point − position data

This application relates to a method, apparatus, electronic device, storage medium, and vehicle for zero-position calibration of a motor. The method includes: upon detecting that the current operating state of the range extender system meets preset coarse zero-position calibration conditions, controlling the engine to rotate to a preset position based on a preset rotor pre-positioning method, and recording the resolver reading corresponding to the preset position; upon detecting that the resolver reading is within a preset verification range, controlling the engine to start; upon detecting that preset fine zero-position calibration conditions are met, acquiring the direct-axis voltage component and quadrature-axis voltage component of the motor, and sending a fine calibration flag bit to the PDCU, so that the PDCU controls the engine speed to a second target speed, controls the maximum torque value of the motor to 0, and determines whether the motor is in a calibration state based on the direct-axis voltage component and quadrature-axis voltage component. That is, this application embodiment, through the interaction between the PDCU and GPEU, eliminates the need for separate disassembly of the motor for zero-position calibration, resulting in high execution efficiency and no reliance on other equipment.

The disclosure generally relates to devices and techniques for operating an electronic apparatus that controls a sensor, the devices and techniques including acquiring first sensing data through the sensor, identifying a data variation based on the first sensing data and sensing data for a first time point and a second time point acquired in advance based on a sampling period of the sensor, identifying target data among a plurality of predetermined meaningful data based on the identified data variation and determining a time point at which the target data is to be acquired, and controlling the sampling period based on the determined time point.

Device for measuring an optical transmission line a. with at least one transmitter (H, 2, 3, 4) and b. with a compensation transmitter (K, 9) and c. with a receiver (D, 10) and d. with a compensation transmitter cavity (CAV_K, 28) and e. with at least one first optical transmission path (I1) which is only partially part of the device, and f. with a second optical transmission path (I2), which is only partially part of the device, and g. wherein the at least one transmitter (H, 2, 3, 4) can transmit into the at least one first transmission path (I1) and h. wherein an object (O), which is not part of the device, can send light into a second optical transmission path (I2) at the end of the at least one first optical transmission path (I1) and i. wherein the receiver (D, 10) can receive the signal of the compensation transmitter (K) superimposed with the signal of the transmitter (H) and j. wherein the compensation transmitter (K, 9) radiates into the receiver (D, 10) via a compensation path in the form of a third transmission path (I3) and k. where the compensation transmitter (K, 9) is placed in a compensation transmitter cavity (CAV_K) and I. wherein this third transmission path (I3) includes a reflector (R), m. wherein the third transmission path (I3) includes a compensation path window (WK, 49) and n. wherein the reflector (R) changes the spatial distribution of the light from the compensation transmitter (K, 9) on the receiver (D, 10) and o. wherein the compensation path window (WK, 49) reduces the intensity of the light from the compensation transmitter (K, 9) on the receiver (D, 10) and p. wherein the optical compensation path window attenuates the light of the compensation transmitter (K, 9) as it passes through the compensation path such that the electro-optic operating point of the compensation transmitter (K, 9) defined by the illuminance of the signal of the compensation transmitter (K, 9) on the receiver (D, 10) and the electrical power supply of the compensation transmitter (K, 9) at least one typical operating point coincides approximately with the corresponding electro-optic operating point of the transmitter (H, 2, 3, 4).

The utility model discloses a composite code servo motor encoder zero calibration clamp, which belongs to the technical field of encoder calibration, and is characterized by comprising a mounting plate, the top of the mounting plate is fixedly connected with an upper clamping plate, the bottom of the mounting plate is provided with a mounting cavity, the side wall of the mounting plate is provided with a moving groove in a penetrating manner, and the moving groove is communicated with the upper clamping plate. A motor is bolted to the side wall of the mounting cavity, a screw rod is connected to the middle of the mounting plate through a bearing and fixedly connected to the output end of the motor, a moving block in threaded connection with the screw rod is movably arranged in the moving groove, a lower clamping plate is fixedly connected to the side wall of the moving block, and the motor drives a screw rod rotating shaft. The lead screw and the movable block move in a threaded mode under acting force to move towards the upper clamping plate, the upper clamping plate and the lower clamping plate automatically clamp and fix the output shaft of the servo motor encoder, through the adjustable clamping mechanism, the output shafts of the servo motor encoders with different diameter sizes can be clamped and fixed, and the clamping size can be adjusted.

The invention relates to a method for temperature sensor correction for a motor vehicle, comprising the following process steps. In a first process step, an input signal from a temperature sensor is acquired. In a second process step, the input signal is derived twice, whereby a first derivative and a second derivative of the temperature sensor's input signal are formed, the input signal being a continuous input signal. In a third process step, an offset signal is calculated based on the derived temperature sensor input signal. In a fourth process step, the offset signal is smoothed using at least one filter. In a fifth process step, the offset signal is added to the temperature sensor's input signal, thereby generating a corrected input signal.

The utility model discloses a pull rope encoder with a zero point, and relates to the technical field of pull rope encoders. The pull rope encoder with the zero point comprises an outer box body and a zero returning assembly, an installation shell is fixedly installed at the top of the outer box body, the zero returning assembly is arranged on the outer box body and comprises a gear, a toothed plate, a sliding block, a reset spring and a connecting plate, the toothed plate is installed on the rear side of the gear in a meshed mode, and the connecting plate is fixedly installed on one side of the toothed plate. Sliding blocks are fixedly mounted at the top and the bottom of the connecting plate correspondingly, and reset springs are fixedly mounted on one sides of the sliding blocks. Through the arrangement of the zero returning assembly and the counter-acting force of the reset spring, when the pull rope is loosened, the reset spring can move the toothed plate back to the initial position, so that the signal sensor automatically returns to the zero point position, it is ensured that the encoder is located at the known initial position before measurement each time, and the accuracy and stability of measurement are improved; the counter-acting force of the reset spring realizes the automatic reset function of the pull rope encoder.

Actuator (1) with a display element (4) movably mounted on the outside of a housing (3), wherein the display element (4) is coupled to an output shaft (5) arranged at least partially inside the housing (3) for displaying an actuating position, and wherein the output shaft is connectable to or connected to a valve, wherein the display element (4) is coupled to a coupling element (6) arranged on the outside of the housing (3) for transmitting a movement of the coupling element (6) to the display element (4), the output shaft (5) is coupled to a feedback element (7) arranged inside the housing (3) for transmitting a movement of the output shaft (5) to the feedback element (7), the feedback element (7) is mechanically and / or electrically coupled to the output shaft (5) so that the feedback element (7) performs a corresponding movement to a movement of the output shaft (5),and the coupling element (6) is magnetically coupled to the negative feedback element (7) to transmit a movement of the negative feedback element (7) to the coupling element (6).

A multi-dimensional precision spot inspection method and system for thermal power equipment, and the method includes: determine the equipment requiring precision spot inspection and the initial test period of the equipment to be inspected; acquire the historical precision spot inspection information of the equipment to be inspected, adjust the initial test period of the equipment to be inspected according to the historical precision spot inspection information, and obtain the first test period; perform the precise spot inspection on the equipment to be inspected according to the first test period, obtain the precision spot inspection result within the first test period, and adjust the first test period to obtain the second test period when the precision spot inspection result is more than or equal to the standard value. In the invention, the test period of the thermal power equipment is adjusted, effectively improving the effectiveness and accuracy of the test period.

Device for measuring an optical transmission line a. with at least one transmitter (H, 2, 3, 4) and b. with a compensation transmitter (K, 9) and c. with a receiver (D, 10) and d. with a compensation transmitter cavity (CAV_K, 28) and e. with a receiving cavity (CAV_D, 28) and f. with a bridge (48, B3) and g. with a barrier (17, B) and h. with an optical path (49, WK) and i. with a reflector (R) and j. with at least one first optical transmission path (I1) that is only partially part of the device, and k. with a second optical transmission path (I2), which is only partially part of the device, and I. wherein the at least one transmitter (H, 2, 3, 4) emits light with a transmitter wavelength and m. wherein the compensation transmitter (K, 9) emits light with a compensation transmitter wavelength and n. wherein the at least one transmitter (H, 2, 3, 4) can transmit into the at least one first transmission path (I1) and o. wherein an object (O), which is not part of the device, can send light into a second optical transmission path (I2) at the end of the at least one first optical transmission path (I1), wherein said compensation transmitter (K, 9) and the receiver (D, 10) are separated by the at least one bridge (48, B3) in such a way that direct irradiation of the receiver (D, 10) by the compensation transmitter (K, 9) is not possible and p. (VI) wherein the compensation transmitter (K, 9) is placed in the compensation transmitter cavity (CAV_K, 28) and wherein the bridge (48, B3) is part of the wall of the compensation transmitter cavity (CAV_K, 28) and q. (VII) wherein the receiver (D, 10) is placed in the receiver cavity (CAV_D, 28) and wherein the web (48, B3) is part of the wall of the receiver cavity (CAV_D, 28) and r. (VIII) wherein at least the receiver (D, 10) and the compensation transmitter (K, 9) are optically connected to each other by the at least one optical path (49, WK) in which light can be transferred from the compensation transmitter (K, 9) to the receiver (D, 10) by at least one reflection at the reflector (R) and s. (IX) wherein at least the transmitter (H, 2, 3, 4) and at least the receiver (D, 10) are separated by at least the barrier (17, B) in such a way that direct irradiation of the receiver (D, 10) by the transmitter (H, 2, 3, 4) is not possible and t. wherein the device has an absorber (51, B2, B) and u. (XI) wherein the absorber (51, B2, B) prevents the emission of light from at least the compensation transmitter (K, 9) in at least one predefined direction and / or in the direction of at least one object (O) to be measured and v. wherein the transmitter (H, 2, 3, 4) and the compensation transmitter (K, 9) radiate with different center-of-mass wavelengths and w. wherein at least one optical transmit path filter (FH) is part of the device and x. wherein the at least one optical transmit path filter (FH) is located in the second transmission path (I2) and y. wherein the transmit path filter (FH) preferably has a transmissivity of at least 75% for the wavelength of the light from the transmitter (H, 2, 3, 4), i.e. for the transmitter wavelength, and e.g. where the transmit path filter (FH) has a reflectivity of at most 25% for the wavelength of the light from the transmitter (H, 2, 3, 4), i.e. for the transmitter wavelength, and aa. wherein the transmit path filter (FH) for the wavelength of the light from the compensation transmitter (K, 9), i.e. for the compensation transmitter wavelength, has a transmissivity of at most 25% and bb. wherein the transmit path filter (FH) preferably has an absorption factor of at least 25% for the wavelength of the light of the compensation transmitter (K, 2, 3, 4), i.e. for the compensation transmitter wavelength.

Device for measuring an optical transmission line - with at least one transmitter (H, 2, 3, 4) and - with a compensation transmitter (K, 9) and - with one receiver (D, 10) and - with a compensation transmitter cavity (CAV_K, 28) and - with a receiver cavity (CAV_D, 28) and - with a bridge (48, B3) and - with a barrier (17, B) and - with an optical path (49, WK) and - with a reflector (R) and - with at least one first optical transmission path (11) which is only partially part of the device, and - with a second optical transmission path (I2), which is only partially part of the device, and - with a receive path filter (FD), - wherein the at least one transmitter (H, 2, 3, 4) emits light with a transmitter wavelength and - wherein the compensation transmitter (K, 9) emits light with a compensation transmitter wavelength and - wherein the at least one transmitter (H, 2, 3, 4) can transmit into the at least one first transmission path (11) and - wherein an object (O), which is not part of the device, can send light into a second optical transmission path (I2) at the end of the at least one first optical transmission path (11) (I) wherein the at least one optical receive path filter (FD) is located in the second optical transmission path (I2) and - wherein the said compensation transmitter (K, 9) and the receiver (D, 10) are separated by the at least one bridge (48, B3) in such a way that direct irradiation of the receiver (D, 10) by the compensation transmitter (K, 9) is not possible and - wherein the compensation transmitter (K, 9) is placed in the compensation transmitter cavity (CAV_K, 28) and wherein the bridge (48, B3) is part of the wall of the compensation transmitter cavity (CAV_K, 28) and - wherein the receiver (D, 10) is placed in the receiver cavity (CAV_D, 28) and wherein the web (48, B3) is part of the wall of the receiver cavity (CAV_D, 28) and - wherein at least the receiver (D, 10) and the compensation transmitter (K, 9) are optically connected to each other by the at least one optical path (49, WK) in which light can be transferred from the compensation transmitter (K, 9) to the receiver (D, 10) by at least one reflection at the reflector (R) and - wherein at least the transmitter (H, 2, 3, 4) and at least the receiver (D, 10) are separated by at least the barrier (17, B) in such a way that direct irradiation of the receiver (D, 10) by the transmitter (H, 2, 3, 4) is not possible and - wherein the device has an absorber (51, B2, B) and - wherein the absorber (51, B2, B) prevents the emission of light from at least the compensation transmitter (K, 9) in at least one predefined direction and / or in the direction of at least one object (O) to be measured and - wherein the transmitter (H, 2, 3, 4) and the compensation transmitter (K, 9) radiate with different center-of-mass wavelengths and - wherein the receive path filter (FD) has a transmissivity of at least 75% for the wavelength of the light from the transmitter (H, 2, 3, 4), i.e., for the transmitter wavelength, and / or for the wavelength of the radiation to be detected and - wherein the receive path filter (FD) for the wavelength of the light from the compensation transmitter (K, 9), i.e. for the compensation transmitter wavelength, has a transmissivity of at most 25% and - wherein the receiving path filter (FD) has an absorption factor of at least 75% for the wavelength of the light from the compensation transmitter (K, 9), i.e. for the compensation transmitter wavelength.

A sensor system (10) for determining the transmission properties in the form of coupling factors (16, 18) of a transmission path (12, 14) between a transmitter (20, 22) and a receiver (30) comprises a first and a second transmitter (20, 22), a receiver (30), and a processing unit (40). Both transmitters (20, 22) each transmit a transmission signal (100, 102) into the transmission path (12, 14). The receiver (30) receives the transmission signals (100, 102) and outputs a reception signal (110, 112, 114), wherein the two transmission signals (100, 102) are controlled by the processing unit (40) such that the reception signals (110, 112, 114) are equal.The processing unit (40) comprises an offset generator (60) for generating an offset signal (130) and is designed to feed the transmitters (20, 22) with feed signals (140, 142), to determine a difference signal (116) from the received signals (110, 112, 114), and based thereon to generate a control signal (120) for the feed signals (140, 142), which control signal is controlled such that the difference signal (116) is controlled to a predetermined amplitude value during a measurement and, during a further measurement, to superimpose an offset signal (130) of the offset generator (60) on the difference signal (116); and to determine the coupling factors (16, 18) of the transmission path (12, 14) from the determined signals.

The utility model discloses a rotary transformer convenient to zero by using automatic equipment, which comprises a motor end cover, a rotary transformer stator assembly, a rotary transformer stator assembly pressing plate, a fastening bolt, a rotary transformer stator coil, a rotary transformer signal interface and a rotary transformer stator iron core, the rotary transformer stator iron core is arranged on the rotary transformer stator coil and is fixedly sleeved with the rotary transformer stator coil, and the rotary transformer stator coil and the rotary stator iron core are both of a circular structure. The beneficial effects of the utility model are that the current angle of the rotary transformer is displayed in real time through related zero position adjusting equipment, an operator touches the stator core part of the rotary transformer by hand and slightly rotates left and right to adjust the angle until the zero position of the rotary transformer is aligned with the zero position of the motor, after alignment, the fastening bolt is tightened, the equipment verifies the angle value again, and if the zero position is aligned, the angle value is adjusted. Otherwise, zero setting needs to be carried out again.