efficient use of alternative fuels

Dipl.-Ing. Wolfram Zschiesche

AGENDA

1. Vecoplan introduction

2. Product Range of Vecoplan for Recycling Industry Waste Treatment Process /

mechanical standard (low efficiency) without Drying Process

3. Product Range of Vecoplan for Recycling Industry / Material Handling

4. Case Study RDF/ Storage and handling

5. Engineering Study / Direct drying with waste gas

1. Vecoplan introduction

Vecoplan AG is a midsize company in the middle of Germany

VECOPLAN AG

- 350 employees

- Turn Over 2013

100 Mill €.

INTRODUCTION

A company dedicatedto the environmental

technology in Cement and Lime Industry

INTRODUCTION

Pre-

processing - sorting

- shredding

- conveying

- Screening

- air classification

Transport

Storage & Dosing

Treatment

Collecting

infrastructure

Availability of

fuels

Storage

concept

Processing

Unloading

& transport

systems - Truck Unloading

- Silo Sytems

- Blending & sampling

- Dosing

operational

guidelines

kiln

control

clinker

chemistry

feeding

points

burner

technology

Process Technology

Process

Application

INTRODUCTION

Treatment / Recycling plant

Material Handling

/ Cement Plant

2. Product Range of Vecoplan for Recycling Industry in combination

with the Cement Production The Mission! The FuelTrack !

Handling &

Dosing

Preprocessing

. Product Range of Vecoplan FuelTrack for Recycling Industry

Solid Waste

1. Level: High Calorific

Fraction (250 – 80 mm)

2. Level: RDF

(< 80 mm)

3. Level: SRF

(30 - < 20mm)

SRF-Meal 100% < 3 mm

Sinterzone Burner

Sinterzone Burner

Calciner

PRE-Combustion

Chamber

Pre-Processing to get the customized Chain…

INTRODUCTION

Steps to Success…

1) Waste Assessment

2) Technical Assessment

3) Design the Treatment-Process

4) Optimize the Pyro-Process

5) Stuff Management

6) Quality Assurance

INTRODUCTION

Forecast for fossil fuel prices

World Bank Commodities Price Forecast (nominal US dollars) Released: January 22, 2015

INTRODUCTION

Preprocessing 2. Product Range of Vecoplan for Recycling

Industry Waste Treatment Process /

mechanical standard (low efficiency)

without Drying Process

RDF preparation from MSW

RDF preparation from MSW

Preprocessing

Dyring / Aerobic Biological Drying

Moisture < 20 %

Pre Shredding / downsize < 250 mm

Screening < 80 / 60 mm

Hand Sorting / Metal / Plastic / Glas

Balistic Separation (Wind Shifter)

> 60 / 80 mm Fine Shredding ( 20 – 70 mm)

Fine Screening <

20 / 30 mm

Loading 3D / Heavy

No Ferrous

Balistic Separation

(Wind Shifter)

20 - 60/ 80 mm

Land fill

Cement Plant

Preprocessing

Preprocessing

Preprocessing

Preprocessing

Calciner RDF:

< 50 – 80 mm Particle size

< 20% Moister

< 0,25 t/m³ Density

< 1% Chlorine

> 12 - 18 MJ/ kg Calorific value

2D and small qualtity 3D Parts

Main burner RDF:

< 30mm Particle size

< 20% Moister

< 0,15 t/m³ Density

< 1% Chlorine

> 18 - 25 MJ/ kg Calorific value

only 2D Parts

RDF QUALITY'S FOR THE

CEMENT INDUSTRY

Preprocessing

Aerobic drying system to reduce

moisture

Truck-UnLoading Station (TULS )

Storage + Feeding

Sampling

Main burner

Dosage

VecoBelt

Dosage

VecoJector

Calciner Police Filter:

classifier or screening

3. Product Range of Vecoplan for

Recycling Industry / Material Handling

Handling

&

Dosing

Handling

&

Dosing

Truck Unloading Station – TULS I

- For Walkig Floor and Tipping Trucks

- Rubber sealed!

- Belt Conveyor for material discharge easy cleaning

Top Loader / new solution for simple /

unloading and storage

- for all type of trucks

- small civil cost

- Simple system

Handling

&

Dosing

Storage – Loading & Unloading Conveyor

- Modular design

- Structural separate bays

- No efforts on discharge

- No dedusting

- Stock of various materials

- Higher stock of volume by self-compacting

- Simultaneous loading and discharging

Handling

&

Dosing

Handling

&

Dosing

Output: blending into a most possible consistent quality,

managed by kiln control operators.

low medium high

Storage – Loading & Unloading Conveyor Input: sorting into different fuel qualities

Handling

&

Dosing

VecoBelt – Enclosed Long Distance Conveyor / VecoBelt – Design Layout

Handling

&

Dosing

closed system = no dust and air emission

air cushion effect = low energy consumption

no track wheels = low maintenance efforts

Handling

&

Dosing

Easy Carry to Injection Point - Solution VECOBELT System

Maintenance Power spillage Steel support

LOW !! LOW !! NO !! LOW !!

Handling

&

Dosing

Vecojector / Efficent Injection

- A Swirler to ensure a countinous material

feeding to the calciner

- Avoiding of pulsating feeding

- Destroying of agglomerations

Feeding screw

Vecojector

Intermediate hopper

Handling

&

Dosing

Automatic Sampling Station PE10

Automatic Sampling Station Automatic Sampler

- Automatic installation for taking material samples

- 10 rotating plastic cups with an wide opening

- Guiding with a Duplex-chain

- Ensurence of countinous material quality

- Very usefull when material is delivered

by various suppliers

Casestudy

RDF Handling Mainburner & Calciner / Irish Cement

4. Case Study RDF storage and handling

Casestudy

Truck Unloading Storage

Double Screw

Feeder

Control Screen

Casestudy

VECOBELT Conveyor to

mainburner

VECOBELT to Calciner

Casestudy

Reception max . 450

m³/h 2,5 x 100 m³

trucks / h densified

2 control screen

units

Casestudy

Casestudy

2. TRUCK UNLOADING

WITH SECOND FEEDING

CONVEYOR

MORE STORAGE BAYS

FOR MORE MATERIAL

MORE QUALITY

MANAGEMENT

Casestudy

Reception max . 450 m³/h 2,5 100

m³ trucks /h

2 control

screen units

5. Engineering Study / Direct drying with

waste gas Engineering

Step 1 - Design Study with one Storage bay ( 1000 m³)

Engineering

Step 2 - Design Study with Two Storage bay (2000 m³)

Engineering

Engineering

Step 3 - Design Study with Two Storage bay + Direct Drying Concept

+

Wolfram Zschiesche

Mobile: +49 151 1215737

Please contact in case of any

questions: