Operating principle

Vertical electric steam boiler is a direct conversion device from electrical energy to thermal energy, and its operating principle is the simplest and most direct among all types of boilers.

Method 1：Resistive (mainstream): Current flows through a high resistance electric heating tube or electromagnetic coil immersed in water, generating heat energy according to Joule's law and directly heating the surrounding water

Method 2：Electrode type (high voltage and large capacity): By utilizing the conductivity of water, current flows directly through the water itself, generating huge heat due to its resistance and rapidly vaporizing.

Steam generation and regulation: The heated water boils to produce steam, which accumulates in the upper part of the boiler. The control system adjusts the power of the electric heating element based on feedback from the pressure sensor to achieve stable output of steam pressure

Core strengths

Extreme environmental protection, zero emissions: The operation process is combustion free, therefore there is no smoke, nitrogen oxides, sulfur oxides, or dust emissions, making it a truly "zero pollution" boiler.
High safety: No open flames, no fuel leaks or explosion risks. Usually equipped with multiple electrical safety protections
Compact structure and easy installation: The vertical design occupies a small area and does not require a fuel supply system, chimney, or complex environmental facilities. Simply connect to the water and electricity, and the installation cost is extremely low.
Fully automatic intelligent control: quick start stop, precise control, and can achieve unmanned operation. Low thermal inertia and fast response to load changes.
Thermal efficiency is close to 100%: almost all electrical energy is converted into heat energy, with very little heat loss, and the operating efficiency is extremely high.

Parameter

Model	Rated evaporation rate(kg/h)	Rated Working Pressure (MPa)	Saturated Steam Temperature (℃)	Thermal Efficiency (%)	Rated electrical power (kW)	Power mode
LDR0.05-0.7	50	0.7	170	≥98%	36	380V/3-phase
LDR0.1-1.0	100	1.0	184	≥98%	72	380V/3-phase
LDR0.2-1.0	200	1.0	184	≥98%	144	380V/3-phase
LDR0.5-1.0	500	1.0	184	≥98%	360	380V/3-phase
LDR1-1.0	1000	1.0	184	≥98%	720	380V/3-phase

(*For reference only)

Suitable customer group

Regions with abundant electricity resources and advantageous electricity prices
In situations where space is limited and chimneys cannot be built
Users who have high requirements for operational safety and automation

General Material

pot body	Using boiler specific carbon steel plates (such as Q245R) for rolling and welding
electric heating tube	Most stainless steel pipes (such as 304/316) are embedded with high resistance alloy wire and filled with insulating and thermally conductive magnesium oxide powder
Inner wall in contact with water	Usually, anti-corrosion treatment is carried out
insulation layer	Using high-quality aluminum silicate fiber cotton, wrapped with stainless steel or color steel plate