Gas Turbine Blower Pump Heat Recovery System

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Solution Overview

Problem

Existing systems for driving blowers and pumps, such as electric motors and reciprocating engines, suffer from significant energy losses due to inefficiencies and waste heat, while traditional gas turbines also generate waste heat during compression, leading to high operational costs and environmental impact.

Innovation Solution

A combined system that utilizes a gas turbine fueled by natural gas and biogas to directly drive a blower or pump, integrating heat recovery from exhaust gases to increase the gas turbine inlet temperature and enhance efficiency, with optional components like a gearbox, heat exchanger, and electrical generator to optimize energy use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If electric motors are used to drive blowers and pumps, then the system can operate with electrical power, but energy losses increase by 12 to 15% due to electric components and waste heat

Engineering Contradiction:

Improveenergy lossVSAvoidelectric components complexity

Core Design Contradiction:

Loss of energyVSDevice complexity

Solution Approach 1:

The patent replaces the electric motor system with a gas turbine engine system that directly converts chemical energy from fuel combustion into mechanical work to drive the blower or pump impeller, eliminating the need for electric components such as variable frequency drives, sine wave fitters, line input reactors, harmonic filters, and power transformers, thereby reducing energy losses associated with electrical conversion and transmission

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent captures and utilizes the waste heat generated during gas turbine operation through a heat exchanger system to preheat the intake air or water, converting what would otherwise be wasted thermal energy into a useful heating function, thereby improving overall system efficiency and reducing the 12 to 15% energy loss characteristic of electric motor systems

Inventive Principle:

Principle #22Blessing in disguise (Convert harm into benefit)

2Power

If reciprocating gas or diesel engines are used to drive blowers and pumps, then mechanical power can be delivered, but the systems become inefficient, noisy, large in size, and produce large amounts of waste heat

Engineering Contradiction:

Improvemechanical power deliveryVSAvoidnoise and waste heat

Core Design Contradiction:

PowerVSObject-affected harmful factors

Solution Approach 1:

The patent replaces reciprocating engines with a gas turbine engine that uses continuous combustion and rotary motion to drive the compressor and power turbine, eliminating the intermittent combustion and reciprocating mechanical motion that cause noise and inefficiency in traditional engines, while maintaining the ability to deliver mechanical power to the blower or pump

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent captures and utilizes the waste heat generated during gas turbine operation through a heat exchanger system to preheat the intake air or water, converting what would otherwise be wasted thermal energy into a useful heating function, thereby improving overall system efficiency and reducing the large amounts of waste heat characteristic of reciprocating engines

Inventive Principle:

Principle #22Blessing in disguise (Convert harm into benefit)

3Power

If gas turbine engines are used to drive high-pressure gas compressors, then compression power can be delivered, but waste heat from exhaust and compression is generated and expelled

Engineering Contradiction:

Improvecompression powerVSAvoidwaste heat energy

Core Design Contradiction:

PowerVSLoss of energy

Solution Approach 1:

Inventive Principle:

Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

The gas turbine engine system is designed to perform multiple functions: delivering mechanical power to drive the blower or pump compressor and simultaneously providing thermal energy through the heat exchanger for heating applications, thereby utilizing both the mechanical work and thermal energy outputs of the gas turbine

Inventive Principle:

Principle #6Universality (Multi-functionality)

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 results in a highly efficient, compact, and cost-effective system that reduces energy losses by up to 40% compared to traditional methods, with potential for further savings when using biogas as fuel, achieving significant operational cost reductions and environmental benefits.

Implementation Method 1

a gas turbine engine fueled by Natural gas or Bio gas

Methodology Applied

Scientific EffectCombustion: Combustion

Implementation Method 2

employing a recuperated heat in the Gas Turbine to increase the Gas Turbine Inlet temperature to 1800 to 2000 Deg F

Methodology Applied

Scientific EffectHeat exchange: Heat Exchanger

Data Source

PatentUS10907640B2Gas turbine blower/pump

Publication Date: 2021.02.02 GREENTECH GAS TURBINE INC TURBINE A GAZ GREENTECH INC KNOWN BY EITHER NAME

AI summary

A low emission, high efficiency Gas Turbine engine operating on a combination of Natural Gas and Bio Gas as fuel, driving either a high efficiency turbo-blower or a high efficiency Turbo Pump system combined with heat recovery systems and in other embodiments is provided a generator of electricity or providing evaporative cooling from using the remaining waste heat in the exhaust gas.