# US 5,700,109 A · Traveling multi-functional disposal simulation installation

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- Number: US 5,700,109 A
- Document ID: US5700109A
- Status: Granted
- Kind: A
- Application number: 08/620,569
- Filed: 1996-03-22
- Granted: 1997-12-23
- Earliest claimed: 1995-03-24
- Assignees: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
- Inventors: Kerstin Hund; Werner Klein; Werner Kordel; Theo Gortz; Norbert Schwarzer
- Web page: https://patentgrep.com/patent/US5700109A

## CPC

- B09B 1/00: Dumping solid waste
- C05F 17/70: Controlling the treatment in response to process parameters
- C05F 17/80: Separation, elimination or disposal of harmful substances during the treatment
- C05F 17/914: Portable or transportable devices, e.g. transport containers or trucks
- Y02P 20/145: the feedstock being materials of biological origin
- Y02W 30/40: Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
- Y10S 71/901: Refuse conditioning
- Y10S 71/903: Soil conditioner
- Y10S 588/90: Apparatus
- B09B: DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- C05F: ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02W: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y10S: TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

## Abstract

There is described a travelling multi-functional disposal simulation instation for simulating the long-term behaviour of materials for disposal containing organic components. These can comprise disposable house refuse and similar wastes, but also contaminated soils. Simulation serves for recultivation, composing and similar soil investigations. The installation constructed for this purpose comprises a double-walled heatable container, a lower, inner base plate with a slight inclination to the horizontal and with at least one outlet opening at its lowermost point, a horizontal base plate disposed immediately above the said first base plate, and forming the support base for the fill material, and which is in the form of a screen base, two different lid formations extending in a gas-tight manner over the clear width of the container and being vertically adjustable along the inner wall, and a travelling undercarriage receiving the entire container.

## Claims

### Claim 1

A movable multi-functional waste disposal simulation installation for simulating long-term behavior of disposable materials including organic components such as household rubbish, of contaminated soil and its recultivation, and of compost, said installation comprising:
a container including an inner and outer wall;
an internal base plate fixedly mounted within said container;
a horizontal base plate positioned above said internal base plate to form a support for a fill material, said horizontal base plate including a screen member, said internal base plate being positioned at a slight angle relative to said horizontal base plate;
at least one opening in said container for communicating with said internal base plate at a lowest point;
a lid extending in a gas-tight manner over an internal area formed by said inner wall and vertically positionable relative to said horizontal base plate;
a travelling undercarriage for receiving said container; and
weighing devices positioned between said undercarriage and said container.

### Claim 2 (depends on 1)

The installation according to claim 1, said container further including a stainless steel cylindrical shape, an annular space formed between said inner and outer wall, and a plurality of apertures coupling said inner and outer wall; and
said installation further comprising sample removing means and measuring probe positioning means coupled to said plurality of apertures.

### Claim 3 (depends on 2)

The installation according to claim 2, said container further including a flow medium circulating within said annular space thermally influenced by an external temperature control.

### Claim 4 (depends on 1)

The installation according to claim 1, further comprising a temperature control device positioned within an annular space formed between said inner and outer wall, said annular space being filled with a flow medium with a high heat capacity.

### Claim 5 (depends on 4)

The installation according to claim 4, said flow medium comprising a brine solution.

### Claim 6 (depends on 1)

The installation according to claim 1, said lid comprising a pressure lid arrangement with two parallel steel plates, and said pressure lid arrangement being vertically positionable relative to said horizontal base plate by spindle drive means.

### Claim 7 (depends on 6)

The installation according to claim 6, a distance between said two parallel steel plates is maintained by additional weighing devices.

### Claim 8 (depends on 7)

The installation according to claim 7, said weighing devices and said additional weighing devices comprising load cells.

### Claim 9 (depends on 1)

The installation according to claim 1, said lid comprising a plate with an internal and external surface; and
said installation further comprising:
at least one overhead irrigation device;
at least one blower fan;
a plurality of ports for gas removal and gas introduction; and
wherein said at least one overhead irrigation device and said at least one blower fan are mounted to said internal surface and said plurality of ports extending from said internal surface to said external surface.

### Claim 10 (depends on 1)

The installation according to claim 1, further comprising a perforated riser pipe centrally attached to said horizontal base plate and concentrically projecting upward with a cylindrical axis of said container and penetrating said lid in a gas tight manner.

### Claim 11 (depends on 1)

The installation according to claim 1, further comprising an automatic temperature control device and a gas analysis apparatus.

### Claim 12 (depends on 1)

The installation according to claim 1, said travelling undercarriage comprising a square roller carriage with a recess formed to receive at least an outer periphery of said container.

### Claim 13 (depends on 1)

The installation according to claim 1, further comprising:
a plurality of spindles for imparting vertical displacement of said lid relative to said horizontal base plate;
a motor plate fixedly secured within said container; and
a motor mounted on said motor plate for driving said plurality of spindles.
