# US 7,610,159 B2 · Multivariable mass flow rate transmitter system and flow rate setting tool > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 7,610,159 B2 - Document ID: US7610159B2 - Status: Granted - Kind: B2 - Application number: 11/729,029 - Filed: 2007-03-27 - Published: 2007-10-18 - Granted: 2009-10-27 - Earliest claimed: 2006-03-28 - Assignees: Yokogawa Electric Corporation - Inventors: Akio Ito; Masaru Nakagawa; Yoshihide Suzuki - Web page: https://patentgrep.com/patent/US7610159B2 ## CPC - G01F 1/88: with differential-pressure measurement to determine the volume flow - G01F 25/10: of flowmeters - G01F: MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME ## Abstract A system includes a multivariable mass flow rate transmitter having a mass flow rate computation section, and a flow rate setting tool which performs setup of the mass flow rate computation section, the flow rate setting tool including a parameter generation section, a condition input section, a model computation section, a first mass flow rate display section which displays an output value of the model computation section, a second mass flow rate display section which displays the computation result, and a diagnosing display screen which displays the first and second mass flow rate display sections on the same screen. ## Claims ### Claim 1 A multivariable mass flow rate transmitter system, comprising: a multivariable mass flow rate transmitter which has a mass flow rate computation section and is connected to a network; and a flow rate setting tool which performs a setup of the mass flow rate computation section in the multivariable mass flow rate transmitter via the network, wherein the flow rate setting tool includes: a parameter generation section which generates operational parameters of the mass flow rate computation section; a condition input section for inputting a diagnosing condition; an interface section which transmits the operational parameters to the multivariable mass flow rate transmitter via the network, and receives a computation result of the mass flow rate computation section; a model computation section which calculates a mass flow rate value based on the diagnosing condition; a first mass flow rate display section which displays an output value of the model computation section; a second mass flow rate display section which displays the computation result of the mass flow rate computation section; and a diagnosing display screen which displays the first mass flow rate display section and the second mass flow rate display section on the same screen. ### Claim 2 (depends on 1) The multivariable mass flow rate transmitter system according to claim 1, wherein the model computation section calculates the mass flow rate value based on each of a plurality of diagnosing conditions that are generated automatically in predetermined numbers from the diagnosing condition inputted in the condition input section. ### Claim 3 (depends on 1) The multivariable mass flow rate transmitter system according to claim 1, wherein the diagnosing display screen displays a value based on a difference between the output value of the model computation section and the computation result of the mass flow rate computation section. ### Claim 4 (depends on 1) The multivariable mass flow rate transmitter system according to claim 1, wherein the mass flow rate computation section in the multivariable mass flow rate transmitter comprises: a simulation mode computation section which employs the operational parameters transmitted from the flow rate setting tool; and an actual input mode computation section which employs actual data of process that are inputted in the multivariable mass flow rate transmitter. ### Claim 5 (depends on 4) The multivariable mass flow rate transmitter system according to claim 4, wherein the second mass flow rate display section includes a simulation mode display section and an actual input mode display section which display at least one of a computation result of the simulation mode computation section and a computation result of the actual input mode computation section, being received from the multivariable mass flow rate transmitter. ### Claim 6 (depends on 4) The multivariable mass flow rate transmitter system according to claim 4, wherein the first mass flow rate display section includes a simulation mode display section and an actual input mode display section which display at least one of the output value of the model computation section in the simulation mode and the output value of the model computation section in the actual input mode. ### Claim 7 (depends on 6) The multivariable mass flow rate transmitter system according to claim 6, wherein the model computation section executes a model computation in the actual input mode by obtaining the actual data of the process from the multivariable mass flow rate transmitter. ### Claim 8 A flow rate setting tool for performing a setup of a mass flow rate computation section in a multivariable mass flow rate transmitter via a network, the flow rate setting tool comprising: a parameter generation section which generates operational parameters of the mass flow rate computation section; a condition input section for inputting a diagnosing condition; an interface section which transmits the operational parameters to the multivariable mass flow rate transmitter via the network, and receives a computation result of the mass flow rate computation section; a model computation section which calculates a mass flow rate value based on the diagnosing condition; a first mass flow rate display section which displays an output value of the model computation section; a second mass flow rate display section which displays the computation result of the mass flow rate computation section; and a diagnosing display screen which displays the first mass flow rate display section and the second mass flow rate display section on the same screen. ### Claim 9 (depends on 8) The flow rate setting tool according to claim 8, wherein the model computation section calculates the mass flow rate value based on each of a plurality of diagnosing conditions that are generated automatically in predetermined numbers from the diagnosing condition inputted in the condition input section. ### Claim 10 (depends on 8) The flow rate setting tool according to claim 8, wherein the diagnosing display screen displays a value based on a difference between the output value of the model computation section and the computation result of the mass flow rate computation section. ### Claim 11 (depends on 8) The flow rate setting tool according to claim 8, wherein the mass flow rate computation section in the multivariable mass flow rate transmitter comprises: a simulation mode computation section which employs the operational parameters transmitted from the flow rate setting tool; and an actual input mode computation section which employs actual data of process that are inputted in the multivariable mass flow rate transmitter, and the second mass flow rate display section includes a simulation mode display section and an actual input mode display section which display at least one of a computation result of the simulation mode computation section and a computation result of the actual input mode computation section, being received from the multivariable mass flow rate transmitter. ### Claim 12 (depends on 8) The flow rate setting tool according to claim 8, wherein the mass flow rate computation section in the multivariable mass flow rate transmitter comprises: a simulation mode computation section which employs the operational parameters transmitted from the flow rate setting tool; and an actual input mode computation section which employs actual data of process that are inputted in the multivariable mass flow rate transmitter, and the first mass flow rate display section includes a simulation mode display section and an actual input mode display section which display at least one of the output value of the model computation section in the simulation mode and the output value of the model computation section in the actual input mode. ### Claim 13 (depends on 12) The flow rate setting tool according to claim 12, wherein the model computation section executes a model computation in the actual input mode by obtaining the actual data of the process from the multivariable mass flow rate transmitter.