45results about "Weighing by absorbing component" patented technology

The present application relates to a kind of infiltration detection devices for glass fiber cloth production, including rack, transmission belt is equipped on the rack, along the direction of conveyance, cutting assembly is sequentially equipped on the rack, weighing assembly, infiltration treatment component, acquisition component and data processing component, infiltration treatment component includes first infiltration tank and second infiltration tank, first infiltration tank and second infiltration tank all include tank body and monitoring structure, weighing assembly, acquisition component and monitoring structure are connected with data processing component;The advantages of the present application are: the structure that infiltration treatment component is set into first infiltration tank and second infiltration tank, can realize the gradient infiltration of sample from surface to inside, effectively avoid the problem of local insufficient infiltration, uneven infiltration, ensure that sample reaches completely infiltrated state, provide accurate basis for subsequent weight acquisition and data calculation, in addition, the present application also provides a kind of infiltration detection devices for glass fiber cloth production, using the infiltration detection device described above.

Provided are apparatus and methods for sensing material degradation through sensing of mass accumulation. In some aspects, the apparatus and methods employ a material such as aerogel in conjunction with a force-sensing device such as a piezoelectric sensor placed in contact with or in proximity to a material under test. Degradation of the material under test is sensed by sensing a change in mass of the aerogel absorbing parts or particles of material lost by the unit under test that, in turn, acts to further place force on or deform the piezoelectric sensor enabling real time measurement of degradation by sensing changes in the output voltage of the piezoelectric sensor. These changes in output voltage may then be correlated to the mass degradation of the unit under test.

The present application relates to a precise water adding method for traditional Chinese medicine decoction preparation, which can effectively solve the problem that the water adding amount of traditional Chinese medicine decoction is not accurate and objective, and the quality of the decoction cannot be guaranteed. The method is as follows: measuring the evaporation rate of the decoction utensil, measuring the water absorption rate of the decoction piece, weighing the decoction piece and placing it in a beaker, gently shaking to make the decoction piece evenly distributed at the bottom of the beaker, adding water to the level of the medicine surface, recording the water adding amount, taking the average value by parallel determination for three times, calculating the liquid-solid ratio of the decoction piece according to the ratio of the water adding amount to the weight of the decoction piece when the water is added to the level of the medicine surface, and establishing the precise water adding amount according to the three factors of the liquid-solid ratio water adding amount of the decoction piece, the water absorption amount of the decoction piece and the evaporation amount of the decoction utensil. The method is scientific and reasonable, easy to operate, and the water adding amount calculation is accurate, and has wide application range, which can be applied to different decoction utensils and different decoction methods. It is a great innovation in the water adding amount calculation method of traditional Chinese medicine decoction, which can effectively guarantee the quality and curative effect of traditional Chinese medicine decoction, and has significant economic and social benefits.

The present application provides a kind of wood board water removal device and its use method, comprising: water tank;Lifting adjusting frame is installed on water tank;Wood board fixing frame is arranged on the lifting adjusting frame;Waterproof brush plate fixing frame is installed on the side of the brush plate piece of water tank;Two guide rails are installed on waterproof brush plate fixing frame, one of which is above the other;At least one waterproof brush plate piece is installed on each guide rail, and the waterproof brush plate piece can move on the corresponding guide rail;Timer is installed on lifting adjusting frame;Weighing device is connected with the controller of computer.The wood board water removal device and its use method make the surface of wood board wet evenly, there is no obvious water film that interferes with flame, to accurately measure the shape of flame, so that the burning flame is more in line with the specification of test method.

To provide a sensor module capable of facilitating attachment / detachment of a sensor from a mounting substrate.SOLUTION: A sensor module comprises: a sensor 100 including a substrate 10 having an inclined plane 11 which is inclined so that an angle formed between at least a part of a side face and a top face is obtuse, a detection element 21 that is provided on and / or in the substrate and detects a specific substance in a liquid, a sensitive membrane 24 provided on the detection element, and metal layers 20a to 20d electrically connected to the detection element and provided on the inclined plane; a mounting substrate 30 that the sensor is provided on the top face; and a conductive member that is provided on the mounting substrate, of which a tip comes into contact with the metal layer from outside of the sensor toward a direction of the metal layer, and that can be attached to or detached from the sensor.SELECTED DRAWING: Figure 4

The utility model discloses a carbonization reaction quantitative test box, the carbonization reaction quantitative test box includes reaction box body, flowmeter, temperature and humidity controller, humidifier, dehumidifier, heating device, refrigeration plant, weighing sensor and carbon dioxide gas controller, the carbonization reaction quantitative test box of above -mentioned adopts modularization design, and each system structure is simple and is convenient for maintenance, through setting temperature and humidity and carbon dioxide concentration monitoring and control device, reaches the effect that adopts weighing method and gas method to carbonization reaction process in carbon dioxide consumption carries out quantitative monitoring, can satisfy different test to the requirement of reaction condition, and through the communication interface of test box each device can realize the running condition in the test process monitoring, can ensure the stability of test condition.

This application provides a device and method for measuring the amount of electrolyte adsorbed on an electrode. The device includes a housing, a storage tank, a weighing component, a driving component, and a data acquisition controller. The housing has a closed chamber, in which the storage tank, weighing component, and driving component are all located. The weighing component includes at least one weighing device, each weighing device including a suspension rod, a suspension damping device, and a weight sensor. The suspension end of the suspension rod is located above the storage tank, and the suspension rod is connected to the weight sensor through the suspension damping device. The driving component is used to drive the storage tank or the weighing component to move up and down. The data acquisition controller is connected to the weight sensor and is used to collect and process the data measured by the weight sensor. This application can measure the mass of electrolyte adsorbed on the electrode in real time and is simple to operate.

To achieve stable temperature control of a piezoelectric vibrator in a sensing device that detects a substance to be detected, under relatively low temperature conditions. [Solution] The sensing device of the present invention comprises a piezoelectric vibrator, an oscillation circuit for causing the piezoelectric vibrator to oscillate, a Peltier element for changing the temperature of the piezoelectric vibrator, a case for housing the piezoelectric vibrator, the oscillation circuit, and the Peltier element, a temperature sensor provided attached to the case for detecting the ambient temperature, and a selection unit for selecting one of the following: a first state in which the polarity of the voltage applied to the Peltier element can be changed so that heating and cooling of the piezoelectric vibrator are possible, and a second state in which the polarity of the voltage applied to the Peltier element is fixed so that only heating of the piezoelectric vibrator is possible.

The application discloses a kind of white burley tobacco roasting processing intensity characterization method, it is based on the two main objects leaf and hot air in heat transfer and mass transfer during white burley tobacco roasting process is analyzed, low boiling point volatile component in leaf is transferred to hot air with the volatilization of moisture in leaf during roasting process, the volatilization of low boiling point component in leaf is characterized using the volatilization of moisture in leaf, while the moisture saturation of hot air, namely moisture content, is used to control the speed of moisture mass transfer, from the total amount and speed of leaf and hot air mass transfer during white burley tobacco roasting process to characterize the processing intensity of white burley tobacco roasting machine.The application uses quantitative method to characterize the processing intensity during white burley tobacco roasting process, according to the quality characteristics and consumption demand of mixed cigarette product, different leaf roasting intensity is selected, to effectively guide mixed cigarette processing technology.

This invention belongs to the field of oilfield oil and gas gathering and transportation technology, and discloses a method for determining the gathering and transportation temperature throughout the entire life cycle of a gathering and transportation pipeline. The method includes: preheating oil and water samples and the equipment; adding different proportions of oil and water samples to a mixer according to different water contents; shearing the crude oil; cooling while stirring; maintaining a constant temperature; weighing the mass of oil residue adhering to the inner wall of the mixing tank; obtaining the critical wall adhesion temperature corresponding to the sudden change in wall adhesion mass; if the crude oil water content is before the inversion point, this wall adhesion temperature is used as the gathering and transportation temperature for on-site testing; if the pressure along the pipeline exceeds the pipeline's pressure-bearing capacity during the gathering and transportation process, the gathering and transportation temperature needs to be increased until the pressure along the pipeline is below the pipeline's pressure-bearing capacity, and this temperature is the gathering and transportation temperature; if the crude oil water content is after the inversion point, the gathering and transportation temperature is set above the wall adhesion temperature. This invention can more conveniently and accurately determine the gathering and transportation temperature at different stages of oilfield development, ensuring the safe and economical operation of oilfield gathering and transportation pipelines.

The method for evaluating the fracture mechanics performance of the water-soaked brittle solid material of the present application comprises the following steps: 1. A group of cuboid brittle solid material samples are prepared, and the samples are immersed in water. After the immersion is completed, the samples with different immersion times are selected for weighing, and then the samples with different water contents are selected; 2. The samples with different water contents in step 1 are selected, and the relationship curve between the uniaxial compression stress and strain of the brittle solid material samples and the initial density of the micro-defects of the samples under different water contents are measured; 3. The samples with different water contents in step 1 are selected, and the sliding friction coefficients of the brittle solid material samples with different water contents are determined; 4. The brittle solid samples containing cracks are prepared, and the fracture toughness of the brittle solid material with different water contents is measured; and 5. Based on the above steps, the fracture strength of the brittle solid material samples under the action of different water contents after being soaked in water is determined.

Disclosed is a particle-measuring device, including: a measurement part including first and second electrodes and measuring a mass of particles with a change in signals transmitted and received between the first and second electrodes, wherein the first and second electrodes are patterned on a base made of a piezoelectric material and transmit / receive signals to / from each other; and an adsorption part provided in an adsorption region between the first and second electrodes and configured to adsorb fine particles according to a temperature change. According to such a configuration, the particle-measuring device does not interfere with the resonance rate of a piezoelectric material while having a high adsorption rate, thereby providing excellent particle measurement quality.

To provide an odor detection element capable of achieving both improvement in detection sensitivity of an odor substance and prevention of deterioration in oscillation characteristics.SOLUTION: An odor detection element according to the present invention includes: a piezoelectric oscillator including a piezoelectric layer containing a piezoelectric material as a main component, a first electrode provided on a front surface of the piezoelectric layer, and a second electrode provided on a back surface of the piezoelectric layer; and a sensitive membrane including a first particle layer provided on the first electrode and having a plurality of porous particles and a particle fixing material for fixing the plurality of porous particles, and an adsorption layer provided on the first particle layer and having a second particle layer including a plurality of unfixed porous particles.SELECTED DRAWING: Figure 3

The application relates to a testing device and a testing method for the explosion risk of combustible dust wall surface desorption process, and belongs to the technical field of industrial dust explosion protection. The device comprises a device body, a powder spraying system and an ignition device. The bottom end of the device body is connected with the powder spraying system, and the ignition device is installed on the explosion-proof glass of the device body. The device should have the capability of testing the wall surface adsorbed dust load. On the premise, the explosion risk of the ignited wall surface attached dust due to the falling of the dust cloud caused by the accumulation of dust fire load, vibration and other causes is tested. The testing method and the device not only have the testing analysis of the wall surface adsorbed dust capacity, but also can perform the grading evaluation of the explosion risk of the wall surface attached dust after falling, and have the characteristics of operation safety.

This invention belongs to the field of building construction technology, and specifically relates to a non-electrified pneumatic dewatering device for building foundations. It includes an air storage tank, a controller connected to the side wall of the tank, a support frame connected to the side wall of the tank, and an air compressor connected to the upper side wall of the support frame. This fully automated pneumatic dewatering technology can complete foundation pit dewatering tasks with high quality and quantity, offering significant economic and environmental benefits. It not only powerfully promotes the improvement of project technological efficiency and green construction standards, but also demonstrates high promotional value in improving energy efficiency and upgrading the automation level of engineering construction. It can be widely applied under different geological and hydrological conditions and continuously optimized and improved to fully release the core functional value of fully automated pneumatic dewatering technology in the field of engineering dewatering.

An apparatus can comprise a basin that is configured to hold water. A heating source can be configured to heat the water in the basin to a temperature within a select range. A water-permeable substrate can extend across an upper surface of the basin, the water-permeable substrate simulating a subfloor (or other material upon which a covering material is positioned). Samples can be placed on the water-permeable substrate for a select duration to determine effects of moisture exposure from underneath, e.g., the subfloor.

This invention discloses a method for correcting the hydrogen isotope ratio of water samples obtained through adsorption, addressing the problems of high cost of existing high-purity chemical water adsorbents and the tendency for deviations in hydrogen isotope ratio test results caused by physical and industrial chemical water adsorbents. The method involves: obtaining known parameters of a water sample and measuring the hydrogen isotope ratio of the water sample after adsorption; constructing a correction formula and extracting the abscissa parameter formula, then substituting the known parameters into the abscissa parameter formula as the abscissa parameter, plotting the hydrogen isotope ratio of each group of water samples as the ordinate parameter, and performing linear fitting to obtain a fitted straight line. The correction formula is then updated by combining the slope and intercept of the fitted straight line. Finally, the test parameters of the water sample to be tested are obtained, and its hydrogen isotope ratio is measured after adsorption. This value is then substituted into the updated correction formula to obtain the corrected hydrogen isotope ratio of the water sample to be tested. This method is simple to operate, has good correction effect, can significantly reduce material costs, and has a wide range of applications.

The utility model discloses a kind of litter water-holding capacity measuring devices, it is related to forest litter technical field.The utility model includes immersion pool body, the inside of immersion pool body is provided with several cavities, for water storage;Pressing part, the pressing part is installed at the top of immersion pool body.The utility model is provided with pressing part, after litter is loaded into detection sleeve, the height of detection sleeve is adjusted by detection part, so that detection sleeve can float on water surface and reserve extra rope length, at this time, electric push rod can be driven to drive connecting plate and connecting frame to move downwards, the inner caliber of positioning ring is greater than the outer caliber of detection sleeve, so that the positioning ring on multiple L type poles extrudes detection sleeve to move downwards, so that detection sleeve can be completely immersed in water to soak sufficiently, avoid too light, density too small cause litter suspended on water surface, to ensure that detection data is more accurate.

The application discloses a kind of high polymer water-absorbing resin water-absorbing capacity detection device, it is related to water-absorbing capacity detection technical field, including base, placing groove, water storage bucket, net bag, positioning mechanism and clamping mechanism.The application is provided with positioning mechanism and clamping mechanism, when detecting, water-absorbing resin is placed into net bag, and the open end of net bag is directly clamped in the bottom end of connecting rod using clamping mechanism, without manually sealing, saving repeated sealing and unpacking steps, improve detection efficiency.Net bag keeps open state, avoid the wrapping pressure generated by closing structure, ensure that water-absorbing resin fully free expansion, truly reflect water-absorbing capacity, eliminate the detection error caused by sealing pressure, improve result accuracy.At the same time, the device is in contact with the inner wall of connecting groove through extrusion plate, automatically triggers locking mechanism to fix clamping assembly, prevent net bag from loosening and falling off during detection, convenient operation, high degree of automation.

This invention relates to the field of lithium-ion battery separator fabrication technology, and discloses a method and system for fabricating lithium-ion battery separators based on surface modification. The method includes: selecting a set of original glass fiber types based on the battery electrolyte to obtain a candidate glass fiber type set; acquiring multiple separator test datasets based on the candidate glass fiber type set and the candidate polymer fiber type set; obtaining separator fabrication data based on the multiple separator test datasets; performing wet web forming based on the separator fabrication data to obtain a target nonwoven fabric substrate; coating the target nonwoven fabric substrate with ceramic particles and a polymer binder to obtain a modified nonwoven fabric substrate; and heat-setting the modified nonwoven fabric substrate to obtain a composite nonwoven separator. This invention can improve the cycle life and thermal stability of lithium-ion battery separators and reduce the risk of performance degradation.

The application discloses a method for determining the oil adsorption capacity of shale, comprising the following steps: (1) pretreatment of a shale sample; (2) preparation of a crude oil solution; (3) placing a pretreated shale powder sample with a mass of m1 in the crude oil solution for an adsorption experiment; (4) centrifugal weighing to obtain the mass m2 of the shale powder sample in a liner tube; and (5) calculating the shale adsorption capacity Sp by using a model for determining the oil adsorption capacity of shale, wherein the model is shown in formula (1): Sp=(m2-m1) / m1 (1), wherein Sp represents the model for determining the oil adsorption capacity of shale, m2 represents the mass of the shale after oil adsorption, and m1 represents the mass of the shale before oil adsorption. The application further discloses an application of the method for determining the oil adsorption capacity of shale in shale oil exploration.

The present application relates to particulate matter concentration monitoring technical field, specifically to a kind of particulate matter concentration real-time monitoring system in dust removal process, solve the technical problem of poor measurement stability of prior art.The system includes: data acquisition unit, for collecting particulate matter concentration monitoring value and ambient temperature value, particulate matter concentration monitoring value is characterized by real-time measurement obtained by micro-oscillating balance method particulate matter concentration;Correction factor determination unit is used for determining temperature deviation reference value and sequence stability index according to ambient temperature value and historical particulate matter concentration monitoring value sequence;Temperature deviation reference value is used to characterize the measurement deviation caused by temperature variation, and sequence stability index is used to characterize the change of particulate matter concentration monitoring value in the process of particulate matter concentration real-time monitoring;Concentration correction unit is used to obtain the corrected particulate matter concentration by weighted calculation according to temperature deviation reference value, sequence stability index and current particulate matter concentration monitoring value.

The application discloses a method for observing water distribution in a rock sample by using a splitting test, and comprises the following steps: (1) drying the rock sample; (2) preparing a dyeing agent for soaking the rock sample, selecting a dyeing agent with high contrast with the original color of the rock and a proper dye mass concentration; (3) soaking the rock sample in the dyeing agent; (4) smearing the surface of the rock sample with paraffin; (5) placing the rock sample in a splitting test device to perform the splitting test; and (6) placing the rock sample split into two halves in a place with sufficient light and taking a photo for storage. The method can avoid the problems of a large amount of heat generated in a traditional cutting mode and a long time consumption of nuclear magnetic resonance imaging, thereby affecting the water distribution in the rock, and has the advantages of simple operation and the effect of directly observing the real water distribution in the rock sample.

The utility model provides a kind of paper water absorption detection device, it is related to paper water absorption detection technical field, and it includes: bottom plate, two mounting plates are fixedly connected on the top of bottom plate, two mounting plates are respectively fixedly installed with retainer on opposite two sides inner wall, rotating rod is rotatably connected in the two retainers, detection box is fixedly installed between opposite end of two rotating rods, weighing platform is fixedly installed on the bottom plate, this kind of detection device can overturn detection box by rotating assembly, without manual control, more time-saving and labor-saving, and the immersion time of test paper can be accurately controlled, secondly, water injection assembly can send water and drain to detection box, so that the drainage process is relatively simple and fast, and the detection platform is avoided to be damp by water supply and drainage.

The application discloses a kind of organic matter detection and control method and system of water purifier, belong to water quality purification and monitoring technical field;It aims at solving the problem of inaccurate pollutant identification, extensive adsorption saturation determination, poor regeneration process adaptability;Including: collecting water sample to construct initial characteristic vector and dimension reduction by principal component analysis method, match with pollution source fingerprint database to determine target pollutant combination type, adapt adsorption temperature interval to realize targeted adsorption;Collecting adsorption quality to draw change broken line, analyze adsorption saturation comprehensive determination value, judge whether to trigger regeneration-backwashing program;Adjust temperature to change adsorbent form during regeneration, detect pollutant viscosity coefficient to adapt backwashing parameters, match desorption temperature and verify desorption rate, unqualified retry, out-of-limit prompt to replace adsorbent;The application improves purification pertinence and effect stability, optimizes adsorbent utilization rate, ensures system operation coherence and reliability, applicable to various water quality purification scenarios.

This invention belongs to the field of lithium-ion battery technology, and particularly relates to a method for determining the carboxymethyl cellulose (CMC) content in a negative electrode slurry for lithium-ion batteries. The method includes the following steps: S1. Mixing a carboxymethyl cellulose (CMC) solution with a negative electrode active material at a certain mass ratio to obtain a mixture; S2. Performing an adsorption test on the mixture by shaking, and centrifuging to separate the supernatant; S3. Testing to determine the CMC concentration in the supernatant and calculating the adsorption amount of CMC by the negative electrode active material. q S4. Plot the isothermal adsorption curve. Use the Langmuir adsorption isotherm model for fitting to obtain the maximum adsorption capacity. q max S5. Based on the maximum adsorption capacity q max The optimal CMC addition mass ratio was then obtained by combining the isothermal adsorption curves. w opt This application can quickly and accurately determine the CMC content in the negative electrode slurry. While ensuring the stability of the slurry and the mechanical properties of the electrode, it minimizes the amount of CMC used in the negative electrode formulation, thereby reducing the surface resistivity of the electrode and the internal resistance of the whole cell, and improving the energy density, rate performance, low-temperature performance and cycle life of the whole cell.

To provide a highly sensitive detection element that can be manufactured with a good yield. [Solution] The detection element comprises a glass housing including a first surface and a second surface facing each other and forming a space, a first internal antenna portion and / or a second internal antenna portion, a first external antenna portion positioned on the opposite side of the housing from the surface on which the first internal antenna portion is located and electrically connected to the first internal antenna portion, a second external antenna portion positioned on the opposite side of the housing from the surface on which the second internal antenna portion is located and electrically connected to the second internal antenna portion, and a piezoelectric vibrator positioned in the space so as to vibrate near or in contact with the first internal antenna portion and / or the second internal antenna portion by at least one of a first support member and a second support member, the housing having a plurality of openings that open to the outside of the housing and communicate with the space, and a flow path that communicates fluid between the space and the plurality of openings.

The present application relates to the field of non-metallic composite material testing for ships, and provides a device and method for measuring volume change and water absorption rate of composite material under water pressure environment, which comprises a support frame, a connecting rod, an upper end of the connecting rod being connected with the support frame, a lower end of the connecting rod being connected with a limiting tool, the limiting tool being hung on the support frame through the connecting rod, a sample being arranged at the center of the limiting tool, a limiting rod assembly being arranged on the limiting tool, the limiting rod assembly being arranged in three orthogonal directions adjacent to the sample, the limiting rod assembly being in contact with the sample to fix the sample, and a strain gauge assembly being bonded on the connecting rod.The device for measuring volume change and water absorption rate of composite material under water pressure environment can not only measure volume change and water absorption rate of a homogeneous and regular sample under water pressure environment, but also measure volume change and water absorption rate of an irregular sample under water pressure environment; in addition, the measurement cost is low, and the device is easy to popularize.

The present application belongs to the technical field of drilling fluid sealing test, especially relates to a drilling fluid sealing performance testing device, which comprises a base and further comprises a weighing feedback mechanism, a soaking and flushing mechanism, a belt conveyor, a surface drying mechanism, a drying time control mechanism, a porosity tester, a rotary feeding mechanism, a size confirmation control mechanism and a PLC controller. The present application directly measures the porosity of the core before and after the sealing of the drilling fluid to evaluate the sealing performance of the drilling fluid. By directly testing the sample core, the porosity change of the sample core before and after being saturated by the drilling fluid is evaluated to evaluate the sealing performance of the drilling fluid on the sample core, so that the test of the sealing performance of the drilling fluid is more intuitive, the actual sealing effect of the drilling fluid on the core can be better measured and observed, and the effect of the drilling fluid on the core sealing can be directly reflected.