Water Heaters TRIZ Cases

See how a third heating mode preheats the drinking water heat exchanger during space heating to

See how a low-positioned exhaust port on a draft inducer blower enables both vertical and horiz

See how independently switchable heating elements provide multiple heat ratings, reduce thermal

See how a radially extended contact flange transforms thin-walled sheet metal into a rigid burn

See how inverting the blower to a bottom-mounted position with center airflow achieves uniform

See how a controller interface bridges heat pump and legacy hot water tank controllers, mimicki

See how pre-purge disturbance filtering prevents false combustion fan failure alarms caused by

See how a dual-housing design with an intermediate liquid reservoir cools external surfaces whi

See how an ink circulation system uses heating, dynamic pressure switching, and periodic flow t

See how inclined V-shaped heating elements at 15-45° angles optimize thermal convection to incr

See how a tankless electric water heater uses flow and temperature sensors with controller feed

See how IoT-connected heaters in a mesh network use smart probes and feedback to monitor indivi

See how temperature, infrared, and pressure sensors detect scale buildup in real time to mainta

See how stamped nickel-chromium heating elements with fins and varied geometry reduce wall temp

See how automatic calibration sequences correct stepper motor drift in gas valve throttles to m

See how a sliding sleeve secures and enables tool-free valve replacement in a heater bypass lin

See how heater loops shaped around port openings provide localized freezing protection, reduce

See how automated gas valve offset adjustment with step-by-step display guidance enables non-ce

See how vacuum insulation panels eliminate convection and conduction between tank walls to redu

See how dual heating subsystems—fuel-fired furnace and immersion electric elements—enable singl

See how an air cushion and medium line enable flexible switching between air and liquid heating

See how a portable heat exchanger thermally couples to a gas stove to heat water in minutes, by

See how closed-loop control adjusts burner air/fuel ratio using ambient sensors and stored maps

See how integrated handles and counter-handles embedded in the upper cap and insulation enable

See how segmented control valves and an intermediate buffer tank enable staged pressure regulat

See how segmented detachable cover parts enable front-access maintenance in cascade water heate

See how a vacuum jacket wholly enclosing the water tank eliminates direct heat conduction and r

See how thermal conductivity detection and voltage comparison prevent heating wire activation d

See how a bistable electronic paper display retains undervoltage and error information even whe

By analyzing flame-current transition time, this case enables multi-level weak-flame alerts and earlier sensor maintenance in gas water heaters.

A two-pass fire tube layout routes combustion gases through stacked tube sets to maintain efficient combustion, lower NOx, and shrink boiler footprint.

A reconfigurable flow path member changes gas resistance for natural gas or LP gas, avoiding part replacement and extra inventory.

See how dual-surface sealing with outer contact and inner gap reduces precision requirements an

See how aggregated flow-rate detection and valve control enable low-flow activation of multiple

See how a two-mass thermal model predicts reserve capacity and safe deferral time, enabling wat

A two-mass control model estimates reserve capacity and safe defer time so electric water heaters can support grid events without hot water loss.

A separate flow passage guide keeps burner units closely spaced without flame merging, preserving stable combustion and water heating power.

See how a multi-functional mounting member with locking protrusions secures the water tank and

See how radial finned strips inside a flue tube create tortuous gas paths to increase heat tran

See how a soft elastic adjusting bag uses Venturi vacuum suction to absorb thermal expansion, r

See how a digital key module locks and unlocks water heater elements based on grid demand, shif

See how a distribution plate with higher central penetration density and 5-15% lower outskirt d

AC resistance sensing in the flow channel lets a tankless water heater cut heating power before leakage currents or air-bubble overheating cause damage.

Predefined burner combinations and gas valve adjustment reduce segment switching and keep gas water heater outlet temperature stable.

See how a flow restriction member redirects upward combustion exhaust gas downward across heat

A rotating flue plate blocks cold backdrafts, while sensor-based control activates heating only when reverse airflow threatens freezing.

See how a hybrid burner vessel merges electric heating elements with a gas burner in one compac