Job Allocation Device for Heat-Absorbing Coolant in Processing Units

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Solution Overview

Problem

Current methods fail to efficiently allocate jobs to arithmetic processing units based on the cooling ability of the coolant flowing through a supply channel, leading to increased heat not absorbed by the coolant and higher power consumption in air conditioning systems.

Innovation Solution

The information processing equipment includes a job allocation device that allocates jobs to non-execution arithmetic processing units positioned closer to the outlet side of the supply channel, where the coolant has higher cooling ability, ensuring efficient heat absorption and reduced power consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If jobs are allocated to arithmetic processing units without considering coolant temperature, then job execution simplicity is maintained, but heat absorption efficiency deteriorates and power consumption increases

Engineering Contradiction:
Improvepower consumptionVSAvoidjob allocation complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The system pre-acquires temperature information of the coolant flowing through the supply channel before job allocation. This preliminary action enables the job allocation device to make informed decisions about where to allocate jobs based on cooling efficiency, thereby reducing overall power consumption without adding significant operational complexity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements a feedback mechanism where temperature information from the coolant is continuously monitored and fed back to the job allocation device. This feedback loop allows the system to dynamically adjust job allocation based on real-time thermal conditions, optimizing power consumption while maintaining manageable system complexity through automated control.

Inventive Principle:
Principle #23Feedback

2Temperature

If jobs are allocated to arithmetic processing units closer to the inlet side, then cooling ability is higher, but heat not absorbed by coolant increases and air conditioning load increases

Engineering Contradiction:
Improvecoolant temperatureVSAvoidheat not absorbed
Core Design Contradiction:
TemperatureVSLoss of energy

Solution Approach 1:

The system applies local quality by allocating jobs to different arithmetic processing units based on their specific thermal conditions. By using temperature information of the coolant at different locations in the supply channel, the system optimizes heat absorption locally at each processing unit, thereby minimizing the total heat not absorbed by the coolant and reducing air conditioning load.

Inventive Principle:
Principle #3Local quality

3Reliability

If coolant temperature is not monitored, then system simplicity is maintained, but heat absorption efficiency decreases and CPU overheating risk increases

Engineering Contradiction:
ImproveCPU overheating preventionVSAvoidtemperature monitoring system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system implements self-service by having the coolant itself carry temperature information that automatically indicates the thermal state of the arithmetic processing units. The job allocation device utilizes this naturally occurring temperature data without requiring complex external monitoring systems, thereby preventing CPU overheating while maintaining system simplicity through the coolant's inherent thermal properties.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach effectively absorbs heat generated by CPUs, reducing the load on air conditioning systems and minimizing the risk of CPU overheating, thereby suppressing power consumption and potential equipment failures.

Implementation Method 1

a supply channel through which a coolant flows, the coolant absorbing heat generated by the arithmetic processing units

Methodology Applied
Scientific EffectHeat absorption: Absorption (physical)

Data Source

PatentUS10203670B2Information processing equipment and method for controlling information processing equipment
Publication Date: 2019.02.12 FUJITSU LTD
  • US10203670B2 patent drawing
  • US10203670B2 patent drawing
  • US10203670B2 patent drawing

AI summary

Information processing equipment includes: arithmetic processing units configured to execute jobs, respectively; a supply channel through which a coolant flows, the coolant absorbing heat generated by the arithmetic processing units; a circulating device configured to circulate the coolant in the supply channel through an outlet to output the coolant; and a job allocation device configured to allocate a job, when allocating the jobs to the arithmetic processing units, to a job non-execution arithmetic processing unit, if any, that is the arithmetic processing unit executing no job among the arithmetic processing units, the job non-execution arithmetic processing unit being positioned closer to the outlet side on the supply channel.