ADDED   mttroot/mtt/lib/comp/compound/Thermal/CompressibleFlow/hPipe/hPipe_lbl.txt
Index: mttroot/mtt/lib/comp/compound/Thermal/CompressibleFlow/hPipe/hPipe_lbl.txt
==================================================================
--- /dev/null
+++ mttroot/mtt/lib/comp/compound/Thermal/CompressibleFlow/hPipe/hPipe_lbl.txt
@@ -0,0 +1,46 @@
+%SUMMARY hPipe: Pipe with heat transfer and heat storage.
+%DESCRIPTION Parameter 1: m_t (mass in pipe)
+%DESCRIPTION Parameter 2: v_t (volume of pipe)
+%DESCRIPTION Parameter 3: r (gas constant)
+%DESCRIPTION Typical lable entry 
+%DESCRIPTION % Component type hPipe
+%DESCRIPTION 	pipe		none		r*m_p/v_p
+
+%ALIAS	in  Thermal_in,Hydraulic_in
+%ALIAS	out Thermal_out,Hydraulic_out
+
+%ALIAS	Th_in  Thermal_in
+%ALIAS	Hy_in  Hydraulic_in
+
+%ALIAS	Th_out  Thermal_out
+%ALIAS	Hy_out  Hydraulic_out
+
+%ALIAS	$1	r*m/v
+
+
+%% Label file for system hPipe (hPipe_lbl.txt)
+
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %% Version control history
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %% $Id$
+% %% $Log$
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%% Each line should be of one of the following forms:
+%	a comment (ie starting with %)
+%	Component-name	CR_name	arg1,arg2,..argn
+%	blank
+
+
+
+% Component type SS
+	[Heat]		external	external
+	[Hydraulic_in]	external	external
+	[Hydraulic_out]	external	external
+	[Thermal_in]	external	external
+	[Thermal_out]	external	external
+
+% Component type TF
+	P2T		lin	flow,r*m/v
+	T2P		lin	effort,r*m/v

ADDED   mttroot/mtt/lib/comp/compound/Thermal/CompressibleFlow/wPipe/wPipe_lbl.txt
Index: mttroot/mtt/lib/comp/compound/Thermal/CompressibleFlow/wPipe/wPipe_lbl.txt
==================================================================
--- /dev/null
+++ mttroot/mtt/lib/comp/compound/Thermal/CompressibleFlow/wPipe/wPipe_lbl.txt
@@ -0,0 +1,64 @@
+%SUMMARY wPipe Isentropic pipe with work transfer.
+%DESCRIPTION Parameter 1: c_v - specific heat of fluid
+%DESCRIPTION Parameter 2: Parameter passed to Density component
+%DESCRIPTION Ports:
+
+%DESCRIPTION [Hy_in] Pressure/volume-flow inflow
+%DESCRIPTION [Hy_in] Pressure/volume-flow outflow
+%DESCRIPTION [Th_in] Temperature/Entropy-flow in flow
+%DESCRIPTION [Th_out] Temperature/Entropy-flow out flow
+%DESCRIPTION [Shaft] Torque/angular velocity input.
+
+%ALIAS	in  Thermal_in,Hydraulic_in
+%ALIAS	out Thermal_out,Hydraulic_out
+
+%ALIAS	Th_in  Thermal_in
+%ALIAS	Hy_in  Hydraulic_in
+
+%ALIAS	Th_out  Thermal_out
+%ALIAS	Hy_out  Hydraulic_out
+
+%ALIAS	Work	Shaft
+
+%ALIAS  $1		c_v
+%ALIAS  $2		density,ideal_gas,r
+
+
+%% Label file for system wPipe (wPipe_lbl.txt)
+
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %% Version control history
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %% $Id$
+% %% $Log$
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%% Each line should be of one of the following forms:
+%	a comment (ie starting with %)
+%	Component-name	CR_name	arg1,arg2,..argn
+%	blank
+
+
+
+% Component type Density
+	rho1		none	density,ideal_gas,r
+	rho2		none	density,ideal_gas,r
+
+% Component type EMTF
+	p2pv		lin		flow
+	pv2p		lin		effort
+
+% Component type SS
+	[Hydraulic_in]	external	external
+	[Hydraulic_out]	external	external
+	[Shaft]		external	external
+	[Thermal_in]	external	external
+	[Thermal_out]	external	external
+
+% Component type TF
+	t2u		lin	effort,c_v
+	u2t		lin	flow,c_v
+
+
+
+