Deaerator and electrolyte measurement system
To enable efficient substance measurement, this invention is characterized in that the invention comprises a first hollow fiber ( 131 ) for allowing a first processing liquid to flow from a first introduction port ( 121 a ) to a first exit port ( 121 b ) and allowing the membrane permeation of gas in the processing liquid, a second hollow fiber ( 132 ) for allowing a second processing liquid to flow from a second introduction port ( 122 a ) to a second exit port ( 122 b ) and allowing the membrane permeation of gas in the processing liquid, a container ( 110 ) for accommodating the first hollow fiber ( 131 ) and second hollow fiber ( 132 ) therein, and a vacuum pump ( 201 ) connected to the space (S) inside the container ( 110 ), and inside the container ( 110 ), the hollow fibers ( 130 ) consisting of the first hollow fiber ( 131 ) and second hollow fiber ( 132 ) are in contact with each other across a prescribed length.
1 . An electrolyte measurement system comprising a deaerator, wherein the deaerator includes a first hollow fiber in which a first treatment solution is conducted from a port on one end side to a port on the other end side to cause a gas in the first treatment solution to permeate a membrane, a second hollow fiber in which a second treatment solution is conducted from a port on one end side to a port on the other end side to cause a gas in the second treatment solution to permeate through the membrane, a container, including a lid and a housing, configured to house the first hollow fiber and the second hollow fiber inside, a mesh bag arranged inside the container, wherein the first hollow fiber and the second hollow fiber are disposed inside the mesh bag, and an exhaust mechanism connected to a space in the container, wherein the lid includes a plurality of inlets connected to the first hollow fiber and the second hollow fiber, a plurality of outlets connected to the first hollow fiber and the second hollow fiber, and a vacuum pump connection port connecting the exhaust mechanism to the space in the container, over a certain length, the first hollow fiber and the second hollow fiber are in contact with each other by being spirally woven; and wherein outer surfaces of the first hollow fiber and the second hollow fiber are formed with a pleated surface, and the electrolyte measurement system further comprising: a sample container configured to hold a specimen; a single standard and diluting solution container configured to hold a standard and diluting solution configured for use as both a diluting solution and a standard solution; a control solution container configured to hold a control solution; a dilution tank configured to dilute a sample injected from the sample container with the standard and diluting solution; a control electrode configured to measure a potential of the control solution; an ISE electrode configured to measure a potential of the standard and diluting solution and a potential of the standard and diluting solution with which the specimen is diluted; a differential voltage measurement device configured to calculate a differential potential, which is a difference between the potential measured by the ISE electrode and the potential measured by the control electrode; an analysis device configured to analyze an electrolyte contained in the specimen based on the differential potential calculated by the differential voltage measurement device; a first flow path through which the control solution is fed from the control solution container to the control electrode; a second flow path through which the standard and diluting solution is fed to the dilution tank; and
a heater disposed in contact with an outer surface of the housing;
the deaerator including the two hollow fibers connected to the first flow path and the second flow path inside;
wherein the housing has a tensile elastic modulus of 10 Gpa to 30 Gpa;
wherein the housing is an outermost container of the deaerator;
wherein the housing and the heater have cylindrical shapes such that the outer surface of the housing is in contact with an inner surface of the heater.
2 . The electrolyte measurement system according to claim 1 , wherein
in addition to the first hollow fiber and the second hollow fiber, another hollow fiber is further housed inside the container, and the another hollow fiber, the first hollow fiber, and the second hollow fiber are spirally woven with one another.