Envelope for slip-ring contacting members in high-power rotary current collector system

A rotating transformer system comprising:

• a rotor assembly having rotor windings which rotates about a rotatable shaft;
• a stator having stator windings;
• a motor for rotating the rotor assembly;
• an AC high voltage current collector system through which current is applied to the rotor assembly, and wherein the high voltage current collector system comprises:
• an electrically conductive slip ring;
• and
• a fixed conducting ring assembly which at least partially defines an essentially enclosed envelope within which slip ring contacting members are situated.

An electrical current collector system comprising:

• a rotatable shaft;
• a plurality of electrically conductive slip rings mounted to the rotatable shaft;
• a plurality of fixed conducting ring assemblies;
• a plurality of pairs of co-operating conductive elements, each pair comprising one of the fixed conducting ring assemblies positionally situated with a corresponding one of the slip rings in accordance with a multiphase power transfer arrangement, each of the fixed conducting ring assemblies having slip ring contacting members mounted thereon for electrically contacting its corresponding slip ring;
• at least one the pairs of co-operating conductive elements being substantially enclosed in its own grounded compartment for providing electromagnetic shielding.

A rotating transformer system comprising:

• a rotor assembly having rotor windings which rotates about a rotatable shaft;
• a stator having stator windings;
• a motor for rotating the rotor assembly;
• a high voltage current collector system through which current is applied to the rotor assembly, and wherein the high voltage current collector system comprises:
• a plurality of electrically conductive slip rings mounted to the rotatable shaft;
• a plurality of fixed conducting ring assemblies;
• a plurality of pairs of co-operating conductive elements, each pair comprising one of the fixed conducting ring assemblies positionally situated with a corresponding one of the slip rings in accordance with a multiphase power transfer arrangement, each of the fixed conducting ring assemblies having slip ring contacting members mounted thereon for electrically contacting its corresponding slip ring;
• at least one the pairs of co operating conductive elements being substantially enclosed in its own grounded compartment for providing electromagnetic shielding.

An electrical current collector system comprising:

• a rotatable shaft;
• an electrically conductive slip ring mounted to the rotatable shaft;
• a fixed conducting ring assembly which forms an envelope within which slip ring contacting members are situated, the fixed conducting ring assembly comprising a first conducting plate and a second conducting plate positioned parallel to one another to form a conductive ring channel therebetween;
• and
• wherein the slip ring contacting members are mounted in pairs in the fixed conducting ring assembly, one slip ring contacting member of each pair being mounted on the first conducting plate and another slip ring contacting member of each pair being mounted on the second conducting plate.

A rotating transformer system comprising:

• a rotor assembly having rotor windings which rotates about a rotatable shaft;
• a stator having stator windings;
• a motor for rotating the rotor assembly;
• a high voltage current collector system through which current is applied to the rotor assembly, and wherein the high voltage current collector system comprises:
• an electrically conductive slip ring;
• and
• a fixed conducting ring assembly which forms an envelope within which slip ring contacting members are situated, the fixed conducting ring assembly comprising a first conducting plate and a second conducting plate positioned parallel to one another to form a conductive ring channel therebetween;
• wherein the slip ring contacting members are mounted in the conductive ring channel;
• wherein a wall extends between the first conductive plate and the second conductive plate of the fixed conducting ring assembly to further define the conductive ring channel;
• and
• wherein at least a portion of the wall is formed from a transparent material to permit visual inspection of the slip ring contacting members.

A rotating transformer system comprising:

• a rotor assembly having rotor windings which rotates about a rotatable shaft;
• a stator having stator windings;
• a motor for rotating the rotor assembly;
• a high voltage current collector system through which current is applied to the rotor assembly, and wherein the high voltage current collector system comprises:
• an electrically conductive slip ring;
• and
• a fixed conducting ring assembly which forms an envelope within which slip ring contacting members are situated, the fixed conducting ring assembly comprising a first conducting plate and a second conducting plate positioned parallel to one another to form a conductive ring channel therebetween;
• wherein the slip ring contacting members are mounted in pairs in the fixed conducting ring assembly, one slip ring contacting member of each pair being mounted on the first conducting plate and another slip ring contacting member of each pair being mounted on the second conducting plate.

A rotating transformer system comprising:

• a rotor assembly having rotor windings which rotates about a rotatable shaft;
• a stator having stator windings;
• a motor for rotating the rotor assembly;
• a high voltage current collector system through which current is applied to the rotor assembly, and wherein the high voltage current collector system comprises:
• an electrically conductive slip ring;
• and
• a fixed conducting ring assembly which forms an envelope within which slip ring contacting members are situated, the fixed conducting ring assembly comprising a first conducting plate and a second conducting plate positioned parallel to one another to form a conductive ring channel therebetween;
• wherein the slip ring contacting members are mounted in the conductive ring channel;
• wherein a wall extends between the first conductive plate and the second conductive plate of the fixed conducting ring assembly to further define the conductive ring channel;
• and
• wherein at least a portion of the wall is formed from a transparent material to permit visual inspection of the slip ring contacting members.

A rotating transformer system comprising:

• a rotor assembly having rotor windings which rotates about a rotatable shaft;
• a stator having stator windings;
• a motor for rotating the rotor assembly;
• a high voltage current collector system through which current is applied to the rotor assembly, and wherein the high voltage current collector system comprises:
• an electrically conductive slip ring;
• and
• a fixed conducting ring assembly which at least partially defines an essentially enclosed envelope within which slip ring contacting members are situated, the fixed conducting ring assembly comprising a wall at least partially formed from a transparent material to permit visual inspection of the slip ring contacting members.