OPC UA ObjectTypes – OPC UA for Mining - Extraction

7 OPC UA ObjectTypes

7.1 ShearerLoaderType ObjectType

7.1.1 Overview

The ShearerLoaderType provides a representation of a shearer loader machine and is a sub-type of the MiningEquipmentType as shown in Figure 2. Importantly, it contains a MethodSet and ParameterSet to monitor and control all relevant parameters of the equipment.

7.1.2 ObjectType Definition

The ShearerLoaderType is formally defined Table 1.

Table 1 – ShearerLoaderType Definition

Attribute	Value
BrowseName	ShearerLoaderType
IsAbstract	False

References	Node Class	BrowseName	TypeDefinition	Other
Subtype of the MiningEquipmentType defined in OPC 40560, i.e. inheriting the InstanceDeclarations of that Node.
0:HasAddIn	Object	4:MiningEquipmentIdentification	4:MiningEquipmentIdentificationType	M
0:HasComponent	Object	2:MethodSet	0:BaseObjectType	M
0:HasComponent	Object	2:ParameterSet	0:BaseObjectType	M

Conformance Units
Shearer Functional Variables
Shearer Methods
Shearer Components

The components of the ShearerLoaderType have Subcomponents which are defined in Table 2.

Table 2 – ShearerLoaderType Subcomponents

BrowsePath	References	NodeClass	BrowseName	DataType	TypeDefinition	Others
2:MethodSet	0:HasComponent	Method	SetFloorOffset			M,
2:MethodSet	0:HasComponent	Method	SetRoofOffset			M
2:ParameterSet	0:HasComponent	Variable	DrivingDirection	ShearerDirectionEnum	0:BaseDataVariableType	M, RO
2:ParameterSet	0:HasComponent	Variable	FloorOffset	4:LongwallShieldOffsetDataType[]	4:LongwallShieldOffsetArray ItemType	M, RO
2:ParameterSet	0:HasComponent	Variable	MaxLength	0:Double	0:AnalogUnitRangeType	M, RO
2:ParameterSet	0:HasComponent	Variable	Position	0:Double	0:AnalogUnitRangeType	M, RO
2:ParameterSet	0:HasComponent	Variable	RoofOffset	4:LongwallShieldOffsetDataType[]	4:LongwallShieldOffsetArray ItemType	M, RO

The component Variables of the ShearerLoaderType have additional Attributes defined in
Table 3.

Table 3 – ShearerLoaderType Attribute values for child Nodes

BrowsePath	Value Attribute	Description Attribute
	NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067858 DisplayName: m Description: metre	This is the EngineeringUnit of the floor offsets.
	High: 5 Low: -5	This is the EURange of the floor offsets.
	NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067858 DisplayName: m Description: metre	This is the EngineeringUnit of the shearer maximum length.
	High: 20 Low: 1	This is the EURange of the shearer maximum length.
	NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067858 DisplayName: m Description: metre	This is the EngineeringUnit of the shearer position.
	High: 500 Low: -50	This is the EURange of the shearer position.
	NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067858 DisplayName: m Description: metre	This is the EngineeringUnit of the roof offsets.
	High: 5 Low: -5	This is the EURange of the roof offsets.

7.1.3 SetFloorOffset Method

7.1.3.1 Untitled

The signature of this Method is specified below. Table 4 specifies the Arguments and AddressSpace representation, respectively.

Signature

	SetFloorOffset(
	  [in]  0:Int16	StartShield,
	  [in]  0:Int16	EndShield,  [in]  0:Double	FaceOffset,
	
	  [out] 0:Boolean	FloorOffsetResult );

Table 4 – SetFloorOffset Method Arguments

Argument	Description
StartShield	The StartShield property describes the start shield position from which on the drum height correction shall be applied
EndShield	The EndShield property describes the end shield position until which the drum height correction shall be applied to
FaceOffset	The FaceOffset property describes the drum height correction
FloorOffsetResult	The FloorOffsetResult property describes the successfull execution of the SetFloorOffset method True – OK False – SetError – FloorOffset could not be set

Table 5 – SetFloorOffset Method AddressSpace definition

Attribute	Value
BrowseName	SetFloorOffset

References	NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule
0:HasProperty	Variable	0:InputArguments	0:Argument[]	0:PropertyType	0:Mandatory
0:HasProperty	Variable	0:OutputArguments	0:Argument[]	0:PropertyType	0:Mandatory

7.1.4 SetRoofOffset Method

7.1.4.1 Untitled

The signature of this Method is specified below. Table 6 specifies the Arguments and AddressSpace representation, respectively.

Signature

	SetRoofOffset(
	  [in]  0:Int16	StartShield,
	  [in]  0:Int16	EndShield,  [in]  0:Double	FaceOffset,
	
	  [out] 0:Boolean	RoofOffsetResult );

Table 6 – SetRoofOffset Method Arguments

Argument	Description
StartShield	The StartShield property describes the start shield position from which on the drum height correction shall be applied
EndShield	The EndShield property describes the end shield position until which the drum height correction shall be applied to
FaceOffset	The FaceOffset property describes the drum height correction
RoofOffsetResult	The RoofOffsetResult property describes the successful execution of the SetRoofOffset method True – OK False – SetError – RoofOffset could not be set

Table 7 – SetRoofOffset Method AddressSpace definition

Attribute	Value
BrowseName	SetRoofOffset

References	NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule
0:HasProperty	Variable	0:InputArguments	0:Argument[]	0:PropertyType	0:Mandatory
0:HasProperty	Variable	0:OutputArguments	0:Argument[]	0:PropertyType	0:Mandatory

7.1.5 ObjectType Description

The SetFloorOffset method indicates the setting of the FloorOffset of the Shearer Loader.

The SetRoofOffset method indicates setting of the RoofOffset of the Shearer Loader.

The DrivingDirection variable indicates the direction in which the Shearer Loader is driving.

The FloorOffset variable describes a list of the current floor offset per shield.

The MaxLength variable indicates the maximum machine length including extracted drums.

The Position variable indicates the current position of the Shearer Loader in relation to the center of the Shearer Loader.

The RoofOffset variable describes a list of the current roof offset per shield.

Please refer to OPC 10000-100, OPC 40001-1, OPC 40560 and OPC 40561-1 for the descriptions of other inherited instance declarations.

7.2 ShearerLoaderDrumType ObjectType

7.2.1 Overview

The ShearerLoaderDrumType provides a representation of shearer drums within the MiningEquipmentType as shown in Figure 3. Importantly, it is composed of a ParameterSet Object instance declaration to cover all relevant parameters of the equipment.

Figure 3 – ShearerLoaderDrumType Overview

7.2.2 ObjectType Definition

The ShearerLoaderDrumType is formally defined in Table 8.

Table 8 – ShearerLoaderDrumType Definition

Attribute	Value
BrowseName	ShearerLoaderDrumType
IsAbstract	False

References	Node Class	BrowseName	TypeDefinition	Other
Subtype of the MiningEquipmentType defined in OPC 40560, i.e. inheriting the InstanceDeclarations of that Node.
0:HasAddIn	Object	4:MiningEquipmentIdentification	4:MiningEquipmentIdentificationType	M
0:HasComponent	Object	2:ParameterSet	0:BaseObjectType	M

Conformance Units
Shearer Drum Functional Variables

The components of the ShearerLoaderType have additional subcomponents which are defined in Table 9.

Table 9 – ShearerLoaderDrumType Additional Subcomponents

BrowsePath	References	NodeClass	BrowseName	DataType	TypeDefinition	Others
2:ParameterSet	0:HasComponent	Variable	DrumDiameter	0:Double	0:AnalogUnitRangeType	M, RO
2:ParameterSet	0:HasComponent	Variable	DrumHeight	0:Double	0:AnalogUnitRangeType	M, RO
2:ParameterSet	0:HasProperty	Variable	MountingPosition	ShearerDrumMountingPositionEnum	0:PropertyType	M, RO

The component Variables of the ShearerLoaderDrumType have additional Attributes defined in Table 10.

Table 10 – ShearerLoaderDrumType Attribute values for child Nodes

BrowsePath	Value Attribute	Description Attribute
	NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067858 DisplayName: m Description: metre	This is the EngineeringUnit of the drum diameter.
	High: 10 Low: 0.5	This is the EURange of the drum diameter.
	NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact UnitId: 5067858 DisplayName: m Description: metre	This is the EngineeringUnit of the drum height.
	High: 10 Low: -2	This is the EURange of the drum height.

7.2.3 ObjectType Description

The DrumDiameter variable describes the drum's diameter.

The DrumHeight variable describes the drum's current height as measured from the center of the Shearer Loader.

The MountingPosition property describes the drum's mounting position on the Shearer Loader.

Please refer to OPC 10000-100, OPC 40001-1, OPC 40560 and OPC 40561-1 for the descriptions of other inherited instance declarations.