8 results about "Chemical concentration" patented technology

Provided in the present invention are a system and method for inhibiting operational corrosion of a condenser. The system comprises a chemical dispensing system. The chemical dispensing system comprises a chemical stock solution tank used for containing a hydrogen peroxide stock solution, a desalted water tank, a chemical dispensing tank in communication with the desalted water tank, and a chemical sample intake system, wherein the upper surface of the chemical dispensing tank is provided with a chemical inlet, and the chemical dispensing tank is provided with a chemical concentration measurement instrument; a chemical pool in communication with the chemical stock solution tank, a cleaning pool in communication with the desalted water tank, and a waste water pool are provided on the upper surface of the chemical dispensing tank; the chemical sample intake system comprises a chemical sample intake device; and the chemical concentration measurement instrument is electrically connected to both the chemical sample intake system and a second control valve for desalted water. In the system for inhibiting operational corrosion of a condenser provided in the present invention, using the chemical sample intake device to achieve micro-dose chemical intake improves the control precision of the amount of a chemical sample and the control precision of chemical concentration; and the chemical sample intake device performs cleaning and chemical rinsing before each instance of chemical acquisition, thereby ensuring the concentration of a chemical conveyed into the chemical dispensing tank, and preventing the introduction of other impurities into the chemical dispensing tank.

Sensor and / or sound detection device with: a sensing device (10) with a sensitive surface (12) which is designed such that a change in at least one physical quantity and / or at least one chemical concentration at the sensitive surface (12) causes a change in a sensor signal output by or tapped from the sensing device (10); wherein at least one access channel (18) in the sensor and / or sound detection device is designed such that, at least as long as the at least one access channel (18) is open, air and / or at least one gas can be transferred through the at least one access channel (18) between a spatial environment of the sensor and / or sound detection device and the sensitive surface (12); characterized by at least one at least partially water-impermeable membrane (20) with an inner membrane surface (20a) oriented towards the at least one associated access channel (18), wherein at least one contact surface (22) of the respective membrane (20) located on the respective inner membrane surface (20a) is pressed against at least one associated membrane contact surface (24) on the at least one associated access channel (18) by deformation of the respective membrane (20) when a membrane outer surface (20b) of the respective membrane (20) or a cover layer (40) located on the respective membrane outer surface (20b) is wetted with at least a minimum quantity of liquid, such that the at least one associated access channel (18) is sealed liquid-tight, wherein the at least one membrane (20) is designed such that, if the respective membrane outer surface (20b) or cover layer (40) is not wetted,the respective membrane (20) is in its initial position and the at least one associated access channel (18) is kept open via at least one open intermediate gap between the at least one contact surface (22) of the respective membrane (20) in its initial position and the at least one associated membrane contact surface (24) on the at least one associated access channel (18).

The utility model discloses a chemical substance concentration real-time monitor which comprises a transverse plate, a monitor body is arranged below the transverse plate, a monitoring assembly is installed on the outer wall of the monitor body, an installation cavity is formed in the monitor body, an electromagnet is installed in the installation cavity, and the electromagnet is connected with the transverse plate. A sliding cavity is formed in the monitor body, and a magnetic sliding plate is slidably connected between the left inner wall and the right inner wall of the sliding cavity. According to the utility model, after the electromagnet is electrified, a larger repulsive force is applied to the magnetic sliding plate, and after the repulsive force is applied, the magnetic sliding plate drives the warning lamp and the buzzer to move downwards, so that the warning lamp and the buzzer move downwards and are directly exposed to the outside, and when the magnetic sliding plate moves downwards, the second conducting strip is driven to move downwards; when the second conducting strip moves downwards to be in contact with the first conducting strip, the warning lamp and the buzzer are started, the fault warning effect is achieved, and an alarm can be given out rapidly.

The invention belongs to the technical field of data processing, and particularly relates to a peptide milk powder activity quality detection method based on wet process production, which comprises the following steps: S1, acquiring fluid time sequence data of a production node and an original reflection spectrum sequence of a spray drying node, performing smooth filtering operation on the original reflection spectrum sequence to obtain a standardized smooth spectrum; s2, importing the smooth spectrum into a pre-configured partial least square regression algorithm model, and calculating and outputting the apparent chemical concentration of the peptide component in the milk powder of the current batch; and S3, based on background features of the smooth spectrum and fluid mechanics features of the fluid time sequence data, constructing an operation index with causal logic to complete depth correction operation on the apparent chemical concentration, and outputting real activity retention concentration with both concentration attribute and activity attribute. According to the invention, the optical measurement error is effectively eliminated, and the real biological value is accurately evaluated.

A heavy industrial mobile CIP system, which comprises two closed loops and facilitate uniformity in chemical mixing and in heating of cleaning fluid and chemical concentration. The first loop comprises an electric pump for pumping fluid from a mixing tank and through the first loop. The cleaning chemicals are added to the fluid circulating in the first loop prior to the fluid returning to the mixing tank. The cleaning fluid is heated in the mixing tank by at least one heater. The second loop comprises a second pump to pump fluid from the mixing tank through the second loop, which is connected to the equipment to be cleaned. The fluid and debris from cleaning the equipment circulates through the second loop to the mixing tank. In some cases, a weir can be used to facilitate separation of solids in the fluid returning from the equipment into the mixing tank.

To provide a chemical application device capable of imparting an antibacterial or antiviral effect to paper.SOLUTION: This chemical application device for applying a chemical solution exhibiting an antibacterial or antiviral effect to paper applies the chemical solution so as to satisfy C≥104T / MR, in which C% denotes a chemical concentration of the chemical solution, Tg / m2 denotes an effective application amount of the chemical, Mg denotes the basis weight of the paper, and R% denotes a permissible increase in moisture content of the paper.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of accessory devices of chemical concentration balancing devices, in particular to intelligent tank liquid balancing equipment, which integrates an automatic chemical feeding system and an intelligent water replenishing system. The chemical concentration balancing device is used for automatically and quantitatively supplementing water and automatically adding chemicals according to the concentration of the chemicals in the chemical mixing tank, so that the chemicals can reach the optimal proportion at the moment, manual water adding and concentration adjustment after water adding are omitted, the stability and the cleaning effect of the chemicals in the chemical mixing tank are improved, and the practicability is enhanced. Comprising a balancing device shell and a control mainboard, two sets of partition plates are arranged in the balancing device shell, a first cavity, a second cavity and a third cavity are formed in the balancing device through the two sets of partition plates, and four sets of supporting legs are arranged at the bottom end of the balancing device shell.

The invention discloses an automatic dosing system, and relates to the technical field of automatic control, and the disclosed automatic dosing system comprises a tank body which is arranged on a production line body and is used for containing chemical liquid; the automatic sampling module is used for sampling the chemical liquid to obtain a chemical liquid sample; the liquid medicine analysis module is used for detecting the current chemical concentration value of the chemical liquid sample and generating a dosing signal; the medicament adding module comprises a sample box, a medicament barrel and a metering pump; the medicament output module comprises a first manipulator, an air conveying pipeline, an air tank and an air pump; the control module is used for controlling the metering pump to pump the chemical agent from the agent barrel to the sample box according to the agent adding signal, controlling the air pump to pump air from the air tank to control the air pressure so as to pump the sample box to the material adding station through the air conveying pipeline, and then controlling the first manipulator to grab the sample box from the target material adding station to pour the chemical agent into the groove body; therefore, the dosing efficiency and the reliability of the system are remarkably improved, and the automatic dosing system which is relatively high in efficiency and relatively safe is realized.